The truth is like the sun. You can shut it out for a time, but it ain't goin' away.

从正确的事情开始，而不是从可接受的事情开始。

"We are all the sum of our hesitations."

"The quest for efficient algorithms is a journey through the landscape of mathematical possibility."

敢于在古人成就面前一争高低，这是有志气；在今人的成绩面前不虚心，这是没有气量。

自然界和道德世界是人类理性关注的双重对象。

世界是残酷的，但它也是美丽的。

"The only real progress lies in learning to be wrong all alone."