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.

生活是一段旅程，无论道路和住宿多么糟糕，都必须前行。

The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.

赏析：表达了一种顺应自然、随遇而安的心态，认为只有这样才能不受悲哀和欢乐的情绪影响。

You can't build a reputation on what you are going to do.

渔业的未来取决于平衡——经济需求和生态限制之间的平衡。

Simplicity is the ultimate sophistication.