Mathematics is a collaborative endeavor. No one does it alone.
数学是一项协作的努力。没有人可以单独完成。
We should forget about small efficiencies, say about 97% of the time: premature optimization is the root of all evil.
Investors should avoid trying to time the market; it's a losing game.
"History is not the past. It is the present. We carry our history with us. We are our history."
让你的钱翻倍的最安全方法是把它对折一次然后放进口袋。