农民是最早的环保主义者，我们只需要给他们合适的工具。

当然，语言是人类使用的最强大的药物。

Darkness cannot drive out darkness: only light can do that. Hate cannot drive out hate: only love can do that.

For me they normally happen, these career crises, often, actually, on a Sunday evening, just as the sun is starting to set, and the gap between my hopes for myself and the reality of my life starts to diverge so painfully that I normally end up weeping into a pillow.