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.
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.