Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.
好与卓越的区别在于对细节的关注。
Memory is not just personal, it's collective. We remember through others and others remember through us.
书籍是最好的老师。
那些愿意为了安全而放弃自由的人,既得不到安全,也得不到自由。
过去总是紧张,未来才是完美。