Wars spring from unseen and generally insignificant causes, the first outbreak being often but an explosion of anger.

Wars spring from unseen and generally insignificant causes, the first outbreak being often but an explosion of anger.

战争源于看不见的、通常无关紧要的原因，最初的爆发往往只是愤怒的爆发。

-- Thucydides 修昔底德