The world is full of people who have never, since childhood, met an open doorway with an open mind.
世界上充满了自童年以来从未以开放的心态面对开放门户的人。
优秀的数学家不是知道所有答案的人,而是能提出正确问题的人。
可持续发展不是选择,而是对后代的责任。
We need to design policies that account for human psychology, not just economic theory.
Collaboration beats competition when it comes to long-term progress.