The test of a first-rate intelligence is the ability to hold two opposed ideas in mind at the same time and still retain the ability to function.
计算复杂性的概念不仅仅是我们能计算多快,还包括理解什么是可以计算的极限。
Dreams are made possible if you try.
“科学不仅是理性的门徒,也是浪漫和激情的门徒。”