Controlling your time is the highest dividend money pays. - Morgan Housel

The ability to do what you want, when you want, for as long as you want, has an infinite ROI.

When asked about his silence during meetings, Rockefeller often recited a poem: A wise old owl lived in an oak,
The more he saw the less he spoke,
The less he spoke, the more he heard,
Why aren’t we all like that wise old bird? Rockefeller was a strange guy. But he figured out something that now applies to tens of millions of workers. Rockefeller’s job wasn’t to drill wells, load trains, or move barrels. It was to think and make good decisions. Rockefeller’s product — his deliverable — wasn’t what he did with his hands, or even his words. It was what he figured out inside his head. So that’s where

A genius is the man who can do the average thing when
everyone else around him is losing his mind.