在计算机科学的世界里，唯一不变的就是变化。
"In the world of computer science, the only constant is change."
Pain is inevitable. Suffering is optional.
Auction design is as much about psychology as it is about mathematics.
Happiness is as a butterfly which, when pursued, is always beyond our grasp, but which if you will sit down quietly, may alight upon you.
Never forget why you started, and you can accomplish your mission. We must always keep in mind the mission of "dedicating oil to the motherland".