Happiness in this world, when it comes, comes incidentally. Make it the objet of pursuit, and it leads us a wild-goose chase, and is never attained. Follow some other object, and very possibly we may find that we have cought happiness without dreaming of it.

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。

变得如此优秀，以至于他们无法忽视你。

The Langlands program is a framework for exploring the deepest questions in mathematics.

The most important single aspect of software development is to be clear about what you are trying to build.

水产养殖不仅仅是一个行业；它是全球沿海社区的生命线。