最大的残疾是坏的态度。

数学家是能在定理之间找到类比的人；更好的数学家是能在证明之间看到类比的人；而最好的数学家是能注意到理论之间类比的人。

"Listening is an act of participation."

To love means to open ourselves to the negative as well as the positive - to grief, sorrow, and disappointment as well as to joy, fulfillment, and an intensity of consciousness we did not know was possible before.

The pursuit of knowledge for its own sake, an almost fanatical love of justice, and the desire for personal independence—these are the features of the Jewish tradition which make me thank my stars that I belong to it.

我们必须在经济、政治、军事和技术上强大。

Psychology should illuminate the practical workings of the mind, not just dissect its parts.

Innovation without risk control is reckless, while risk control without innovation is stagnant.