我们是我们反复做的事情。因此，卓越不是一种行为，而是一种习惯。

真朋友才会当面中伤你。

The world is a place of infinite connections, and we are all part of that web.

Copying others is a good way to start. Copying yourself is a disappointing way to end.

The beauty of mathematics lies in its ability to describe the universe in the most elegant way possible.

你的行为会带来改变，而你必须决定要带来怎样的改变。