数学不是一门演绎科学——那是陈词滥调。当你试图证明一个定理时，你不仅仅是列出假设然后开始推理。你所做的是反复试验、实验和猜测。
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.
法律以其庄严的平等，禁止富人和穷人一样睡在桥下、在街上乞讨和偷面包。
每一道木纹都在低语一段历史，我们的职责是倾听并尊重它。