Being a detective is like being a scientist. You have to notice things other people don’t notice.
数学不知道种族或地理界限；对于数学来说，文化世界是一个国家。
The deepest principle in human nature is the craving to be appreciated.
世界需要负担得起、可靠且更清洁的能源。
Advice like these are not laws. They are like hats. If one doesn’t fit， try another.
"The only thing worse than being talked about is not being talked about."