A sustainable forest is one that supports both wildlife and livelihoods.

"I think that mathematicians are much more like artists than they are like scientists."

改变的秘诀在于集中所有精力，不是与过去斗争，而是建设未来。

即使你拥有世界上所有的天赋，如果不努力，也无济于事。

A non-moral use of a term does not necessarily tell us what the term means.

Success is nothing if you don't have the right people to share it with.