We don't inherit the earth from our ancestors; we borrow it from our children. Let's return it better.
我们不是从祖先那里继承地球，而是从子孙那里借来的。让我们把它变得更好。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
I'm not here to be liked, I'm here to be remembered.
"There is nothing more deceptive than an obvious fact."