In a state, the liberty of one citizen is a menace to the liberty of another.

Positive psychology is as concerned with strength as with weakness, as interested in building the best things in life as in repairing the worst.

I used to walk down the street like I was a star... I want people to walk around delusional about how great they can be.

Parents wonder why the streams are bitter, when they themselves have poisoned the fountain.

激发生命，让生命自由发展，这是教育者的首要任务。

过度捕捞是对子孙后代的盗窃。

量子理论的发展表明，经典的空间和时间概念不足以在最基本的层面上描述物理世界。

我想展示即使在最黑暗的地方也能找到人性。

我不是商人，我就是生意本身。