多样性是未来。我们都不同，而这些差异让我们更强大。
The only real peace is the peace of the heart.
I'm mentioning all this -- I'm mentioning all this because I think this is not merely a personal problem; you may think I'm wrong in this, but I think we live in an age when our lives are regularly punctuated by career crises, by moments when what we thought we knew -- about our lives, about our careers -- comes into contact with a threatening sort of reality.
The world is a story, and we are all its characters.
Prolonged contact with the computer turns mathematicians into clerks and vice versa.
可持续性不是一种选择，而是我们海洋和地球生存的必要条件。
Democracy is the worst form of government except for all those other forms that have been tried from time to time.
The deepest theorems often arise from the simplest observations.
你把桃子投于我，我把李子回赠与你。桃子和李子价值相当，表明我本人是知恩图报的，也有互相赠送，礼尚往来的意思。
看东西只有用心才能看得清楚，重要的东西用眼睛是看不见的。
过去是一个参考的地方，而不是居住的地方。