What we can’t spend

Some things, like money, time, and effort, are scarce resources that need careful budgeting to be used optimally. Some of those, like effort and attention, can return stronger after resting from difficult use, as if they’ve been built up like a muscle through exercise, which makes the calculus of optimizing how much and when to … More What we can’t spend

When is a mixture better than a middle?

We often optimize by looking for a nice middle partway along a spectrum: Exercising means challenging your body enough to respond but not so much that you hurt yourself. Astronomers look for potentially habitable planets in the”Goldilocks zones” around other stars, the bands where it’s not too hot and not too cold. It’s appropriate to … More When is a mixture better than a middle?