Why do people prefer simple rules even when they are not perfect?
The perfect answer often loses to the simple one.
People prefer simple rules because shortcuts reduce mental effort and increase confidence.
Never shop when hungry.
Always save ten percent.
Sleep before making big decisions.
The hidden mechanism is cognitive shortcuts.
Humans simplify complexity.
Rules reduce uncertainty.
Simplicity saves energy.
People think intelligence means complexity.
Very often, intelligence means knowing what to ignore.
