Wealth is the spending you didn't do — invisible by construction, which is why it cannot be learned by imitation.
You only ever observe the consumption of the people you are copying, never their balance sheet. So imitation systematically transmits the rich behaviour and not the wealthy one.
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supports →Margin of safety exists so that survival never depends on your forecast being right.The unspent money is not a moral achievement, it is literally the buffer. Wealth and margin of safety turn out to be the same balance viewed from two angles.