纯数学在某种程度上是逻辑思想的诗歌。
Facts are stubborn things; and whatever may be our wishes, our inclinations, or the dictates of our passion, they cannot alter the state of facts and evidence.
The only thing I'm sure of is that I know nothing.
夜晚是启示的时刻。
今天的投资研究可以预防明天的危机。
Sometimes, I think the purpose of life is to reconcile us to its eventual loss.
"Science fiction is the literature of change."