谎言可以绕地球半圈，而真相才刚刚穿上鞋子。

今天对自由民主最严重的威胁不是来自共产主义或法西斯主义等敌对意识形态，而是来自内部——来自民粹主义的兴起和民主规范的侵蚀。

别让恐惧决定你的未来。

大家都爱言论自游。但有些人对言论自游的理解是,我想说就说,但你说我不喜欢的话就无法容忍。

Don't have good ideas if you aren't willing to be responsible for them.

"You have to believe in yourself when no one else does—that makes you a winner right there."

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