"Maybe you can afford to wait. Maybe for you there’s a tomorrow. Maybe for you there’s one thousand tomorrows, or three thousand, or ten, so much time you can bathe in it, roll around it, let it slide like coins through your fingers. So much time you can waste it. But for some of us there’s only today. And the truth is, you never really know."

Focus on being productive instead of busy.

Grain isn't just a commodity—it's the foundation of civilization.

The only way to have a friend is to be one.

在实验结束后咨询统计学家，往往只是让他进行尸检。他或许能说出实验失败的原因。

"We are what we repeatedly do. Excellence, then, is not an act, but a habit."