"You don't have to be perfect to be amazing."

When I approach a child, he inspires in me two sentiments; tenderness for what he is, and respect for what he may become.

真实永远触不可及。

The human mind is so complex and things are so tangled up with each other that, to explain a blade of grass, one would have to make a diagram of the universe.

无限小在自然中的作用是无限大的。

犯罪并非由贫困引起，而是由人们合法收入与非法收入之间的差距引起。