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.

艺术品已经在大理石块中了。我只需要凿去多余的材料。

如果你没有至少90%的时间失败，那么你的目标还不够高。

教授数学是为了激励下一代的思考者和问题解决者。