The state is the most important institution in human society because it is the only one that can legitimately use force to maintain order.

夜晚是一位伟大的老师，但星星是它的课程。

The only way to make progress on sustainability is to align it with business strategy.

The state of nature has a law of nature to govern it, which obliges every one: and reason, which is that law, teaches all mankind, who will but consult it, that being all equal and independent, no one ought to harm another in his life, health, liberty, or possessions.

可持续能源解决方案将定义21世纪。