可持续性已不再是一种选择——它是任何希望在将来蓬勃发展的企业的必要条件。

一个好的数学家是能看到定理之间类比的人；一个伟大的数学家是能看到类比之间的类比的人。

Great engineering is invisible—it just works seamlessly.

Life is not complex. We are complex. Life is simple, and the simple thing is the right thing.

The ruling ideas of each age have ever been the ideas of its ruling class.

理解历史的唯一方式就是活在其中。