The world is a comedy to those that think, a tragedy to those that feel.

What is learned is not movements but meanings.

"The boundary between the quantum and classical worlds is not a sharp line but a blurred transition where the rules of physics shift dramatically."

A sound mind in a sound body, is a short, but full description of a happy state in this World: he that has these two, has little more to wish for; and he that wants either of them, will be little the better for anything else. Men’s happiness or misery is most part of their own making. He, whose mind directs not wisely, will never take the right way; and he, whose body is crazy and feeble, will never be able to advance in it.

80% of life's most defining moments take place by age 35.

我不是男孩，但还不是男人。