For difficult decisions, ask the simple question: "What does right look like?" and then do that. This framework simplifies complexity. While doing the right thing can be harder or more expensive in the short term, it consistently leads to better outcomes in the long run.

Leverage a principle from Peter Drucker: identify categorical decisions that eliminate entire classes of future choices. Instead of managing countless small decisions, make one sweeping rule (e.g., no new books, no public speaking for a year). This single choice removes thousands of subsequent decisions, creating massive mental space and clarity.

The act of consistently publishing ideas, such as in a weekly newsletter, imposes a discipline that rewires your brain. It forces you to organize complex thoughts, articulate them clearly, and ultimately improves your entire decision-making process in investing, business, and life.

Founders often mistake their preferences for principles. A true principle is a non-negotiable rule you adhere to regardless of the trade-offs (e.g., 'always do things the right way'). A preference is a desired path you're willing to abandon when circumstances change (e.g., 'prefer not to build a sales team yet'). Clarifying this distinction leads to more consistent and high-integrity decisions.

Instead of setting multiple, often-failed New Year's resolutions, focus on installing just one new positive habit per quarter (e.g., meditating 10 minutes a day). This slow, steady approach leads to four foundational habits a year, which compound over time for transformative results.

The most powerful way to make habits stick is to tie them to your identity. Each action you take—one pushup, one sentence written—casts a vote for a desired identity, like "I'm someone who doesn't miss workouts" or "I am a writer." This builds a body of evidence that makes the identity real.

Minor routines, like wearing the same style of shirt or eating the same healthy breakfast, are not restrictive. This discipline frees you from decision fatigue on low-impact choices, preserving crucial mental energy for the strategic thinking that actually matters.

The act of writing a goal down increases success odds by 43% because it externalizes the thought. This makes the goal tangible and real, signaling your brain to shift from abstract thinking ('I want to do this') to concrete planning and action ('How can I make this happen?').

To gain clarity on a major decision, analyze the potential *bad* outcomes that could result from getting what you want. This counterintuitive exercise reveals hidden motivations and clarifies whether you truly desire the goal, leading to more robust choices.