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.

揣摩自己的身心，于百年后，将被后人安放在什么位置上？省察自己的面目，在历史上，和哪一位古代人物相似？

可持续农业的关键在于创新和对自然的尊重。