你的快乐不在于城市的七十个奇迹，而在于它对你的一个问题所给出的答案。
You take delight not in a city’s seven or seventy wonders, but in the answer it gives to a question of yours.
We have three baskets for investing: yes, no, and too tough to understand.
Leadership is about making tough decisions today for a better tomorrow.
数学的艺术在于发现包含所有普遍性萌芽的特殊案例。