Change is not merely necessary to life—it is life.

The most important thing is to keep moving forward.

“I give my whole water in joy，“ sings the waterfall， '' though little of it is enough for the thirsty。''

"Escribir es un acto de libertad, y la libertad siempre es peligrosa para quienes quieren controlar las mentes."

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."

I'm not interested in the rules of perspective. I'm interested in the way we actually see.

We must mine coal responsibly today so that our children inherit both energy security and a healthy environment.

编写程序的最好方法是编写它。