The first duty of the sovereign， that of protecting the society from the violence and invasion of other independent societies， can be performed only by means of a military force.

你写作不是因为你想说什么，而是因为你有话要说。

如果你愿意，我们可以回到那个山洞。

Color is my day-long obsession, joy and torment.

医学的未来在于个性化解决方案——一刀切的方法行不通。

土地是一种独特的生产要素，其供给是有限的。