The great advantage of old age is that you can be as rude as you like.
Kindness is a language that the deaf can hear and the blind can see.
学者学习古人,开始时接触到的是粗浅的内容,中期接触到精华,最终领悟到其神妙变化。
We are survival machines – robot vehicles blindly programmed to preserve the selfish molecules known as genes.