I’m a great believer in solving hard problems by using a checklist. You need to get all the likely and unlikely answers before you; otherwise it’s easy to miss something important.

To write is to give shape to the unseen.

数学不仅仅是关于数字，而是关于模式、结构和关系。

What a caterpillar calls the end of the worldwe call a butterfly.

当你怀疑自己的力量时，你就把力量给了你的怀疑。

"In the silence between words, the truth often resides."

我不考虑我卖了多少唱片。我只考虑音乐。