不要过于自信，要始终保持对未知事物的敬畏。
Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.
我们不是在从事为人们提供咖啡的业务，我们是在从事为咖啡服务的人的业务。
"The most powerful tool in computer science is not the computer itself, but the human mind."