自然现象的多样性如此之大，天空中隐藏的宝藏如此丰富，正是为了使人类的思想永远不乏新鲜的滋养。
La crainte suit le crime, et c'est son châtiment.
做数学的艺术在于找到包含所有普遍性萌芽的特殊情况。
The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.
The world needs science, and science needs the world.