He who knows only his side of the case knows little of that.

The sea was flat and calm, like a mirror reflecting the sky.

The power of positive thinking is the ability to generate a feeling of certainty in yourself when nothing in the environment supports you.

旋风不能奏出动听的音乐；心灵手巧的妇人未必能够主持好饮食家务；（只会）做文章的读书人不能够治理好国家。