Ideas

How Harry Thinks

Essays, frameworks, and thinking on technology, business, and what it takes to perform at the highest levels. Not content — ideas.

All Ideas

Leadership 7 min read

What Most Leadership Writing Gets Wrong

Leadership is taught as a set of behaviours. It is better understood as a set of consequences — the visible output of a person's character, clarity, and competence operating under pressure.

Mastery 9 min read

The Energy Equation: How High Performers Manage Themselves

Time management is a solved problem. Energy management is not. The difference between someone who produces consistently and someone who burns out is how they understand their biological energy.

Technology 11 min read

The Founder-Engineer Divide (And Why It Hurts Everyone)

The friction between business operators and engineers is one of the most predictable sources of startup failure. Here is how to resolve it structurally rather than interpersonally.

Business 6 min read

Pricing Is Strategy, Not Arithmetic

Most founders price by looking at costs and adding a margin. Real pricing strategy begins with asymmetric perceived value and requires a fundamentally different mindset.

Mastery 4 min read

On Not Being Busy

Busyness is the enemy of leverage. The highest-performing operators are almost never busy. They are intensely focused — which yields an entirely different magnitude of result.

First-Principles Frameworks

The Zahavi Codex

Rigorous decision schematics and operational theorems engineered across 10+ years inside production codebases and commercial venture arenas.

INDEX // 3 MODELS ACTIVE
CODEX M-01 Mastery / Execution

The Continuum of Self-Command

Rigidity is brittle adherence to external scripts that shatters under acute pressure. True discipline is fluid self-command that instantly adapts to chaotic reality.

Discipline ≠ Rigid_Script; Discipline = Fluid_Standard(Reality)
CODEX M-02 Engineering / Systems

The Intellectual Error Funnel

Most products do not fail in the code; they fail at the whiteboard. Feature velocity without early assumption stress-testing accelerates bankruptcy.

Venture_Risk = Untested_Hypotheses × Engineering_Velocity
CODEX M-03 Commercial / Economics

The Dual-Engine Multiplier

Technical craft and commercial physics are not additive; they are multiplicative. If technical craft or economic distribution equals zero, venture viability is zero.

Viability = Technical_Engine × Commercial_Engine [If E=0 → 0]
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