The stories are not autobiographical, but they're personal in that way. I seem to know only the things that I've learned. Probably some things through observation, but what I feel I know surely is personal.
学校必须是孩子生活的地方,而不仅仅是为生活做准备的地方。
The future belongs to those who see possibilities before they become obvious.
A mathematician's work is never done; there are always new questions to explore and new mysteries to uncover.