Always demand a deadline. A deadline weeds out the extraneous and the ordinary. It prevents you from trying to make it perfect， so you have to make it different. Different is better.

Desire is not a thing to be understood, it is a force to be reckoned with.

A musician must make music, an artist must paint, a poet must write, if he is to be ultimately at peace with himself.

Every fish we raise sustainably is a step toward healing the planet.

数学的美在于它既是艺术又是科学。