A mathematician is a person who can find analogies between theorems; a better mathematician is one who can see analogies between theories and the best mathematician can notice analogies between analogies.

Engineering is about solving problems, not just making things look pretty.

未来属于那些明白行善就是好生意的人。

可持续性不是一种趋势，而是我们对工匠、森林和下一代的责任。

Be a good ancestor. Do something a future generation will thank you for. A simple thing is to plant a tree.

Consensus is the absence of leadership.

That we our largest bounty may extend Where nature doth with merit challenge.

The only real prison is fear, and the only real freedom is freedom from fear.

The past is never truly past; it lives inside us.