Positive emotions are not trivial luxuries, but instead may be critical necessities for optimal functioning.

I don't care if you're black, white, straight, bisexual, gay, lesbian, short, tall, fat, skinny, rich or poor. If you're nice to me, I'll be nice to you. Simple as that.

Sustainability isn't an option—it's a responsibility we owe to the next generation.

我的花生命是短暂的，她只有四根刺可以保护自己，抵御世界，我却将她独自留在我的星球上了！

The course of history is the slow march of freedom.

"The more you try to understand the game, the less you know."