Mathematics is not a spectator sport. You have to get involved.
数学不是一项观赏性运动。你必须参与其中。
To this war of every man against every man, this also in consequent; that nothing can be unjust.The notions of right and wrong, justice and injustice, have there no place.Where there is no common power, there is no law: where no law, no injustice.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
孤独催生我们内心的原创性,催生陌生而危险的美——催生诗歌。
The four most dangerous words in investing are: 'this time it's different.'
我们对未来持乐观态度,但我们知道仅靠乐观是不够的。