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  1. The Tim Ferriss Show
  2. #875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”
#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show · Jul 16, 2026

Tim and Kevin discuss mortality, AI's future, setting physical goals like rock climbing, and the importance of not waiting for 'someday.'

Train for a Specific Goal, Not Just Survival, for Better Motivation

The abstract goal of longevity or "not dying" is often a poor motivator for consistent physical training. Instead, setting a concrete, challenging goal with a deadline, like a multi-pitch rock climb or an archery competition, provides the necessary structure and drive for deliberate practice.

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday” thumbnail

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show·5 days ago

Intense VO2 Max Training Can Protect Brain Health for Years

Performing intense VO2 max training, like the "Norwegian 4x4" protocol, three times a week for 5-6 months can induce neuroanatomical changes in the brain that may last for up to five years. This offers a potential protective effect against cognitive decline and Alzheimer's.

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday” thumbnail

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show·5 days ago

A Single Dose of Lysergide (MM-120) Provides Anxiety Relief for 12 Weeks

A recent clinical trial for generalized anxiety disorder (GAD) found that a single 100-microgram dose of MM-120 (a compound comparable to LSD) resulted in a significant and durable reduction in anxiety symptoms for at least 12 weeks, with effects being dose-dependent.

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday” thumbnail

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show·5 days ago

Use AI to Analyze 20 Years of Email and Objectively Test Your Life Narratives

By giving an AI access to your email archive, you can perform a large-scale retrospective analysis of past decisions. This allows you to test long-held personal stories and assumptions—like your angel investing "batting average"—against hard data, revealing truths that memory often distorts.

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday” thumbnail

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show·5 days ago

Ask an AI Trained on Your Data for Personalized Career Path Suggestions

By allowing an LLM to analyze your entire conversation history, you can ask it open-ended, personal questions like "What are rewarding career paths for me?" The AI can synthesize your diverse interests and provide surprisingly insightful, holistic, and novel suggestions you might not have considered.

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday” thumbnail

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show·5 days ago

Google's Chip Architecture Signals a Bet on Continuously Learning AI Models

Google's AI chips are designed with unusually high-bandwidth memory. This architecture suggests Google is preparing for a future of continuously learning AI that self-improves 24/7, moving beyond the current cadence of periodic, static model releases.

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday” thumbnail

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show·5 days ago

Invest in the Companies Behind the Products You Love and Use Daily

A powerful, non-technical investment strategy is to analyze your own consumer behavior. If you consistently use and love a product, consider investing in the parent company. This turns personal conviction into a potential financial gain, as demonstrated by missed opportunities with early iPhones and Teslas.

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday” thumbnail

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show·5 days ago

The Pain of Grief Is a Direct Measure of the Love You Shared

When you lose someone, the deep sorrow and sadness you feel is not a separate negative emotion, but rather a manifestation of the immense love you had for that person. Recognizing this connection can reframe the experience of grief as a testament to a meaningful relationship.

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday” thumbnail

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show·5 days ago

You Spend 95% of Your Total Time with Parents Before Graduating High School

According to Tim Urban's "The Tail End" concept, the vast majority of in-person time with parents is spent by the time you leave home. This realization is a powerful motivator to intentionally schedule and prioritize family time before it's too late.

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday” thumbnail

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show·5 days ago

You Rarely Recognize "The Last Time" You Do Something Until It's Over

Many experiences, from skiing to picking up your child, have a final occurrence that you don't recognize at the moment. This concept, highlighted by Sam Harris, encourages cherishing present moments, as you never know which one might be the last of its kind.

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday” thumbnail

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show·5 days ago

Approaching a Milestone Age Is a Catalyst to Stop "Someday" Procrastination

Nearing a milestone age like 50 can serve as a powerful trigger to stop deferring hobbies and interests to an indefinite "someday." It's a prompt to audit your long-held aspirations, like Japanese woodworking or rock climbing, and finally commit to pursuing them.

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday” thumbnail

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show·5 days ago

The "Terminal Lucidity" Phenomenon Challenges Localized Theories of Consciousness

The documented phenomenon of "terminal lucidity"—where individuals who have been vegetative for long periods regain full lucidity before death—challenges the idea that consciousness is purely a product of intact brain structure, suggesting a more complex, non-localized mechanism.

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday” thumbnail

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show·5 days ago

AI's High-Speed Writing Ability Can Demoralize and Demotivate Human Writers

While AI can be a useful tool, its ability to generate polished prose in seconds can have a demoralizing effect on experienced writers. Knowing a machine can achieve in 30 seconds what takes a human 30 hours can drain the motivation required for deep, creative work.

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday” thumbnail

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show·5 days ago

Zen Meditation Can Induce a Non-Emotional State of "Nothing Lacking"

During deep Zen meditation, one can experience a profound sense of completeness where nothing needs to be added or taken away. This is not an emotional high like happiness, but rather a steady, non-emotional state of being where everything is perfectly present.

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday” thumbnail

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show·5 days ago

ChatGPT's Rise Correlates with a Compounding Decline in Non-Fiction Book Sales

Author Tim Ferriss documented a sharp, compounding decline in his book sales—down over 49%—that began in November 2022, coinciding exactly with ChatGPT's launch. This suggests users are turning to AI for information, directly cannibalizing the non-fiction book market.

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday” thumbnail

#875: The Random Show — Tim and Kevin Talk Retreats, Mortality, AI Predictions, Supplements, Rock Climbing at (Almost) 50, and Not Waiting for “Someday”

The Tim Ferriss Show·5 days ago