The true value of a mathematician lies in the problems they leave behind.
一个数学家的真正价值在于他们留下的问题。
Happiness is beneficial for the body, but it is grief that develops the powers of the mind.
The world is indeed full of peril, and in it there are many dark places; but still there is much that is fair, and though in all lands love is now mingled with grief, it grows perhaps the greater.
I’m not a guy that’s going to let my love for the greatness down.