邪恶胜利的唯一必要条件是好人无所作为。
I'm not a gambler. I don't believe in luck. I believe in hard work and preparation.
Mathematics is not a deductive science—that's a cliché. When you try to prove a theorem, you don't just list the hypotheses and then start to reason. What you do is trial and error, experimentation, guesswork.
透明不仅仅是一种物理特性,它还是一种社会和政治特性。