对抗压力最强大的武器是我们选择一种思想而非另一种的能力。
The greatest weapon against stress is our ability to choose one thought over another.
The most important quality in a man is courage. Without it, the other qualities are worthless.
The best way to learn mathematics is to do mathematics.
Nature is a volume of which God is the author.
Law is a system of rules, a union of primary rules of obligation and secondary rules of recognition, change, and adjudication.
The true measure of a civilization is how it treats its weakest members.
最危险的毒药是成就感。解药是每天早上都像个初学者一样思考。