爱之深，责之切。
The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.
我不敢说数学和疯狂之间有直接关系，但毫无疑问，伟大的数学家们都有狂躁、妄想和精神分裂的症状。
一切都是相连的，一切。
A well-designed home should tell the story of the people who live in it.
Justice is simple. It's just not fair.
If you don’t strive to uncover what is unseen and understand its nature, you will be ill prepared to lead.
No man's knowledge here can go beyond his experience.