Human activities have become a significant force shaping Earth's climate.
作家的职责是打破平静。
Technology can revolutionize aquaculture, but only if we apply it wisely.
The first step in liquidating a people is to erase its memory. Destroy its books, its culture, its history. Then have somebody write new books, manufacture a new culture, invent a new history. Before long the nation will begin to forget what it is and what it was.
一个人可能发生的最糟糕的事情就是失去希望。
一个民族的活力随天气和季节而变化。
自然状态有一种自然法规来管理它，这使每个人都有义务，而这种法则就是理性，它教导所有愿意咨询它的人...没有人应该侵犯他人的生命、健康、自由或财产。