A man knows when he is growing old because he begins to look like his father.
电池革命才刚刚开始。
"The thing about smart people is that they seem like crazy people to dumb people."
L-函数的算术是解开数论秘密的关键。
我们都是破碎的，但正是裂缝中透进了光。
"The best way to find yourself is to lose yourself in the service of others."