I'm a great believer in luck, and I find the harder I work the more I have of it.
A long habit of not thinking a thing wrong gives it a superficial appearance of being right.
"History is not just facts and dates; it’s the lives of people who lived them."
宇宙的扭曲面——黑洞、虫洞、奇点和时间扭曲——才是真正的精彩所在。
The key to artificial intelligence is the representation of knowledge.