Mathematics is the art of turning complexity into clarity.

You cannot hope to build a better world without improving the individuals. To that end, each of us must work for our own improvement and, at the same time, share a general responsibility for all humanity, our particular duty being to aid those to whom we think we can be most useful.

学习不仅仅是知识的积累，而是理解的转变。

"The best children's books are the ones that don't talk down to children."

I have learned to seek my happiness by limiting my desires， rather than in attempting to satisfy them.

杰夫·贝索斯接受了莱克斯·弗里德曼的播客采访