motivation

Most people’s mental models of energy are flawed: they think there’s a ‘tank’ of energy that gets depleted as you spend it. This may be roughly true for physical energy, but mental energy is different: spending mental energy on things that you consider productive or important gives you more mental energy for other things: a positive feedback loop.

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Discipline is superior to motivation. The former can be trained, the latter is fleeting. You won’t be able to accomplish great things if you’re only relying on motivation.