I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.

战争是可怕的，但不是最可怕的事情；道德和爱国情感的衰败和堕落，认为没有什么值得战争，更糟糕。

"We are all in the gutter, but some of us are looking at the stars."

真相很少是纯粹的，也从不简单。

Happiness is not something you postpone for the future; it is something you design for the present.

好的算法就像一把锋利的刀——它以最小的努力准确地完成它应该做的事情。