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.

明智而有德行的人在任何时候都愿意为了自己特定阶层或社会的公共利益而牺牲自己的私人利益。

The past is always tense, the future perfect.

The human heart is the most deceitful of all things, and desperately wicked. Who really knows how bad it is?

The best way to get a project done faster is to start sooner.

反馈是鲁棒控制的关键。