Psychology must be a purely descriptive science.

煤炭的真正价值在于我们如何负责任地开采和使用它。

The real heroes are the ones who have the courage to say no.

生活就是关于成长和改变。当你停止成长，你就停止了生活。

Sustainability in fishing isn't an option—it's the only path forward.

我相信生命是一份礼物，我试图通过我的音乐每天庆祝它。

The laws that forbid the carrying of arms are laws of such a nature. They disarm only those who are neither inclined nor determined to commit crimes.... Such laws make things worse for the assaulted and better for the assailants; they serve rather to encourage than to prevent homicides, for an unarmed man may be attacked with greater confidence than an armed man.