Just like evolution, the key is realizing that the more perfect you try to become, the more vulnerable you generally are. - Morgan Housel

You want to feel a gap between what you expected and what actually happened. And the expectation side of that equation is not only important, but it’s often more in your control than managing your circumstances.

Saving is the gap between your ego and your income.

What really gives people meaning and happiness is a combination of four things: Control over what they're doing, progress in what they're pursuing, being connected with others, and being part of something they enjoy that's bigger than themselves.