The interplay between pure and applied mathematics is where true innovation happens.

最重要的是对自己诚实。

数学思想的真正考验是它能否激发进一步的思考。

有作为的人胸襟坦荡，肯定与众不同；有智慧的人，其才情决然不会公开显露。

Freedom was a thing that shifted as you looked at it, the way a forest is dense with trees up close but from outside, from the empty meadow, you see its true limits. Being free had nothing to do with chains or how wide your cage was.

Twenty years from now, you will be more disappointed by the things you didn’t do than the ones you did.So throw off the bowlines. Sail away from the safe harbor. Catch the trade winds in your sails. Explore. Dream. Discover. （注：这句说话被部分人质疑不是由马克·吐温所说的。）

个体是唯一的现实。我们越是远离个体，走向关于智人的抽象概念，我们就越可能陷入错误。