The key to successful investing is to control what you can control: costs, taxes, and behavior.
成功投资的关键是控制你能控制的：成本、税收和行为。
创新不仅仅是技术，更是改变思维方式。
You see,poetry can come from anything with the stuff of revelation in it.
Language is the only homeland.
教授数学是为了激励下一代的思考者和问题解决者。
To me, happiness is about three things: someone to love, something to do, and something to look forward to.
弄虚作假不能长久，遮掩虚假不能长远。
即使世界改变，我也不会改变。