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  1. The Physics of Startups
  2. No more PULL Hypotheses! (introducing the PULL Anecdote)
No more PULL Hypotheses! (introducing the PULL Anecdote)

No more PULL Hypotheses! (introducing the PULL Anecdote)

The Physics of Startups · Sep 4, 2026

Stop brainstorming PULL hypotheses. The term leads to flawed, whiteboard-only ideas. Instead, find a single, real-world PULL anecdote and see if it repeats.

Stop Creating 'Pull Hypotheses'; Instead, Find Repeatable 'Pull Anecdotes'

The word "hypothesis" encourages founders to invent plausible but flawed ideas in a vacuum. Switching to "anecdotes" forces the starting point to be a real customer story, shifting the goal from validating an idea to seeing if a real-world event repeats.

No more PULL Hypotheses! (introducing the PULL Anecdote) thumbnail

No more PULL Hypotheses! (introducing the PULL Anecdote)

The Physics of Startups·a month ago

Calling Your Idea a 'Hypothesis' Creates a Dangerous Attachment

The scientific-sounding term "hypothesis" creates a sense of ownership that causes founders to defend their idea and make minor tweaks, rather than objectively seeking truth. An "anecdote" is external and easier to discard if it doesn't repeat.

No more PULL Hypotheses! (introducing the PULL Anecdote) thumbnail

No more PULL Hypotheses! (introducing the PULL Anecdote)

The Physics of Startups·a month ago

For Zero-to-One Startups, the Goal Is to Discover an Anecdote, Not Validate a Hypothesis

Pre-product founders shouldn't start with a solution idea. Instead, define a "search area" of potential customers and engage them with the sole objective of discovering a single, real-world anecdote of "pull"—a problem they'd pay to solve right now.

No more PULL Hypotheses! (introducing the PULL Anecdote) thumbnail

No more PULL Hypotheses! (introducing the PULL Anecdote)

The Physics of Startups·a month ago

Find Your Next Product by Searching Sales Transcripts for Unfulfilled Customer Requests

Instead of brainstorming new products, established companies should mine their existing sales funnel and customer conversations for anecdotes. Look for instances where prospects or customers tried to buy something you didn't offer. These are your strongest leads for new product pull.

No more PULL Hypotheses! (introducing the PULL Anecdote) thumbnail

No more PULL Hypotheses! (introducing the PULL Anecdote)

The Physics of Startups·a month ago

You'll Have More Epiphanies Analyzing Others' Sales Calls Than Your Own

Founders are often too close to their own work to see it clearly. Watching teardowns of other startups' sales calls provides the critical distance needed to spot patterns and flaws, which can then be applied back to your own process for greater insight.

No more PULL Hypotheses! (introducing the PULL Anecdote) thumbnail

No more PULL Hypotheses! (introducing the PULL Anecdote)

The Physics of Startups·a month ago

Escape Prioritization Paralysis by Only Considering Ideas Backed by a Real Customer Anecdote

Brainstormed lists of plausible hypotheses create analysis paralysis. The "anecdote-first" approach acts as a powerful filter. By demanding every potential direction be backed by a real story of customer pull, you eliminate most options and bring immediate clarity and focus.

No more PULL Hypotheses! (introducing the PULL Anecdote) thumbnail

No more PULL Hypotheses! (introducing the PULL Anecdote)

The Physics of Startups·a month ago