On pivoting: "If you're not stubborn， you'll give up on experiments too soon. And if you're not flexible， you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve."

人们在任何时候都能够实现他们的梦想。

The human brain consists of many specialized circuits that evolved to solve specific problems our ancestors faced during our evolutionary history.

Simplicity does not precede complexity, but follows it.

All good books have one thing in common - they are truer than if they had really happened.