你的最不满意的顾客是你最大的学习源。
Never stop learning; the day you think you know it all is the day you start falling behind.
Every mathematical problem has a solution; sometimes it just takes time to find it.
The most basic question is not what is best, but who shall decide what is best.
拥有股票就像有孩子一样——不要涉足超过你能处理的数量。
The very essence of the creative is its novelty, and hence we have no standard by which to judge it.