Every day may not be good, but there’s something good in every day.

我们写的每一个方程都是理解宇宙的一小步，但旅程是无限的。

"Experience is simply the name we give our mistakes."

You get towards the end of life—no, not life itself, but of something else: the end of any likelihood of change in that life.

唱歌是我与世界对话的方式。