She's simply too strange. We can't relate to her, she speaks in a funny way, she comes from an odd place. So we can't relate to her, and when you can't relate to somebody, you don't envy them. The closer two people are -- in age, in background, in the process of identification -- the more there's a danger of envy, which is incidentally why none of you should ever go to a school reunion, because there is no stronger reference point than people one was at school with.

量子力学的数学形式不仅是一种工具，更是一种揭示自然深层结构的语言。

Architecture must respond to the human condition with dignity.

Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.

所以富贵的人极其奢侈，二孤儿寡妇却受饥挨饿，虽然想天下不乱，也不可能。国君若真的希望天下太平而不希望天下大乱的话，如果要吃喝，就不能不节俭。