Rigor in proof is what separates mathematics from all other sciences.

当你停止在框架内思考并开始构建新框架时，创新就发生了。

Short-term profits should never override long-term planetary health.

All men have the stars， but they are not the same things for different people。 For some， who are travelers， the stars are guides。 For others they are no more than little lights in the sky。 For others， who are scholars， they are problems。 For my businessman they were wealth。 But all these stars are silent。 You – you alone – will have the stars as no one else has them.

世界不会记住你说过什么，但会记住你做过什么。