Happiness resides not in possessions and not in gold； the feeling of happiness dwells in the soul.

I'm not afraid to fall, because I know I'll get back up.

The body is a prison, and language is the key.

阅读优秀文学作品是学会自由的最佳途径。

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。