Kind

Principle

Foundational ideas that organise an entire field — stated simply but with far-reaching consequences.

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PhilosophyPrincipleFamousBeginner

Occam's Razor

When two explanations fit the evidence equally, which should you believe? The one that assumes less.

c. 13206 min read

EconomicsPrincipleFamousBeginner

Pareto Principle

80% of results come from 20% of effort. 80% of bugs from 20% of code. Is this a law of nature, or a coincidence with a catchy ratio?

18966 min read

PsychologyPrincipleFamousBeginner

The Peter Principle

Why does every organisation seem to be run by people who are bad at their jobs? Because the good ones got promoted until they weren't.

19696 min read

PhilosophyPrincipleBeginner

Chesterton's Fence

You find a fence in the middle of a field with no obvious purpose. Remove it? Chesterton says no — and the reason reveals something about reform.

19297 min read

PhilosophyPrincipleBeginner

Hanlon's Razor

They didn't do it to hurt you. Probably they just didn't think. How much does it matter?

19806 min read

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