质量不是一种行为，而是一种习惯。

Life is too short to be living someone else's dream.

历史不会原谅遗忘。

在数学中，你并不理解事物。你只是习惯了它们。

Make decisions when you are ready, not under pressure. Others will always push you to make a decision for their own purposes, internal politics, or some other external need. But you can almost always say, “I need a little more time to think about this. I’ll get back to you.” This tactic is very effective at defusing even the most difficult and uncomfortable situations.