期权的真正价值不在于其价格，而在于它为持有者提供的灵活性。
Better never means better for everyone... It always means worse, for some.
数学是科学的钥匙和门。
我不是来取悦所有人的。
"Stay humble and never forget where you came from."
In the end, I've found that it doesn't really matter who you marry. If you like them at the beginning, you probably won't like them at the end. And if you start off hating them, there's always the chance you'll end up thinking they're all right.