Well, the first rule is that you can’t really know anything if you just remember isolated facts and try and bang ’em back. If the facts don’t hang together on a latticework of theory, you don’t have them in a usable form.

正是在我们最黑暗的时刻，我们必须集中精力看到光明。

The best way to ensure peace is to be powerful enough to deter potential aggressors.