And in such a world, even a sovereign state will be endangered either from other states or from groups and individuals devoted to terror and destruction.

在这样的世界里,即使是主权国家,也可能受到来自他国的侵犯,或者是个人以及团体的恐怖破坏。

耶鲁公开课 - 政治哲学导论课程节选

Humans banded together instead of working more as individuals and started hunting animals in groups, groups of animals hunted by groups of humans.

人类开始聚集在一起,而非单独行动,人类开始集体狩猎,集体狩猎帮助人类捕获大量的动物

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选