Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying.

过去是一个异国，他们在那里做事的方式不同。

The city is a living organism, constantly evolving.

Every story is a kind of ghost, haunting the present.

解释：齐国的败坏不宜久居，有利的时机不可错过，你的随从一片忠诚不可丢弃，眼前的安逸更不可贪恋，你一定要赶快离开齐国。