The beauty of mathematics only shows itself to more patient followers.

I don't think you should ever have to apologize for your excitement.

我从来没有逃过课。我喜欢得到A，我喜欢做个聪明的人。我喜欢准时。我认为聪明比世界上任何事情都酷。

    ——杜抨击当时的国民政府。

"The world breaks everyone, and afterward, some are strong at the broken places."

Mental processes exist because they serve a purpose.

Sustainability is not an option; it's a responsibility we owe to future generations.