Mathematics is not a spectator sport. You have to get involved.
伟大的艺术家所看到的,从来都不是世界的本来面目。一旦他看透了,他就不再是艺术家。
I’ve found time alone can be the most productive.
科学的进步不是一条直线,而是一系列曲折,有时在新的进展之前似乎会倒退。
I'm not comfortable with comfort. I'm only comfortable when I'm uncomfortable.
The important thing in life is not victory but combat; it is not to have vanquished but to have fought well.