Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.
科学的进步往往是看到别人所看到的,但想到别人没有想到的结果。
Reason is, and ought only to be the slave of the passions, and can never pretend to any other office than to serve and obey them.
你不能两次踏入同一条河流。
I'm a person who likes to be in the front.