最个人的东西也是最普遍的。
What is most personal is most universal.
"Quantum cryptography is not about keeping secrets, it's about knowing when someone is trying to steal them."
预测未来最好的方法就是创造未来。
文学就是我的天国。在这里，我不会被剥夺公民权。任何五官的残障都无法阻碍我和我的朋友书籍接近和深切交往。
"The world is a book, and those who do not travel read only one page."
What we gain by experience is more real and more solid than what we gain by reasoning.
The truth is, we are all capable of turning our backs on the truth.
我一直是个叛逆者。
临终前与诸同志谈话，1925年3月11日