Look up at the stars and not down at your feet. Try to make sense of what you see, and wonder about what makes the universe exist. Be curious.

"世界是一面镜子，而镜子是一个影子。"

Lock up your libraries if you like; but there is no gate, no lock, no bolt that you can set upon the freedom of my mind.

观察他交往的是什么人，就能知道他的品行如何。

"The world is full of stories, but only a few are worth telling."

The only way to do great work is to love what you do.