你可以锁上你的图书馆,但没有任何门、锁或门闩能禁锢我思想的自由。
Lock up your libraries if you like; but there is no gate, no lock, no bolt that you can set upon the freedom of my mind.
The best way to learn mathematics is to do mathematics.
儿童不是缩小的成人,而是有其自身发展规律的个体。
I'm interested in the edges of things, where they meet and overlap.
对人们少些好奇,对想法多些好奇。
把冬天当作正常季节,才能活得长久。