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.
声音既是亲密的，又是建筑性的。
可持续发展不是一种选择，而是我们对地球和后代的责任。