数学的美在于它是永恒的,它不会改变。
The beauty of mathematics is that it is eternal, it doesn't change.
The future belongs to those who can make leather without leaving scars—on the earth or its people.
我们不会获得智慧;我们必须自己发现它,经过一段没有人能代替我们或免除我们的旅程。
I'm not a kid anymore, I'm a young man.
压力是一种特权——它意味着你有机会做一些伟大的事情。