The world is a book, and those who don’t travel read only one page.
Trust is built by delivering consistent value, not just empty promises.
一个人的记忆里可能只有一百个清晰的日子,而他已经活过了数千天。
I think of a hero as someone who understands the degree of responsibility that comes with his freedom.
A proof is a device for convincing someone else that a mathematical statement is true.
大自然从来都不是完全对称的,我们的方法也不应该假装它是。