没有社会这种东西，只有个人和家庭。

The only real failure in life is not to be true to the best one knows.

I think goals should never be easy, they should force you to work, even if they are uncomfortable at the time.

A story is only as good as the questions it raises.

The biggest risk is not taking any risk... In a world that's changing really quickly, the only strategy that is guaranteed to fail is not taking risks.

物理学的美在于它能够用简单的定律解释复杂的事物。