The right of nature... is the liberty each man hath, to use his own power, as he will himself, for the preservation of his own nature; that is to say, of his own life.

Let us not to take ourselves too serious. None of us has a monopoly on wisdom.

当你的朋友看到你因仰望天空而大笑时，一定会感到莫名其妙！到时候，你可以对他们说：“是的，星星总让我开心而笑！”

能源的未来在于平衡经济增长与环境管理。