One touch of nature makes the whole world kin.

A lover goes toward his beloved as enthusiastically as a schoolboy leaving his books, but when he leaves his girlfriend, he feels as miserable as the schoolboy on his way to school. (Act 2, scene 2)

It is not, nor it cannot, come to good, But break, my heart, for I must hold my tongue.

I can easier teach twenty what were good to be done, than be one of the twenty to follow mine own teaching.

If your mind dislike anything obey it

A good old man, sir. He will be talking. As they say, when the age is in, the wit is out.

You common cry of curs! whose breath I hate As reek o' the rotten fens, whose loves I prize As the dead carcasses of unburied men That do corrupt my air, I banish you; And here remain with your uncertainty!