市场是一位伟大的老师，但它收取高昂的学费。
The market is a great teacher, but it charges a high tuition.
我能给出的最好建议就是做你自己并享受乐趣。
La liberté commence où l'ignorance finit.
Progress is impossible without change, and those who cannot change their minds cannot change anything.
合作是解决复杂问题的关键。
The universe is not queerer than we suppose, but queerer than we can suppose.
"The most important thing in a book is the story. The illustrations are there to support and enhance the story, not to overshadow it."
数学是给不同事物以相同名称的艺术。