Diogenes

I have nothing to do with the laws of Athens, or any other laws, but with the laws of nature.

He lit a lamp in broad daylight and said, as he went about, 'I am looking for a human being.'

Seeing a young man blush, he said, 'Courage, my boy; that is the complexion of virtue.'

He was once asked what was the most beautiful thing in the world. He replied, 'Freedom of speech.'

To a man who was commending him for his hardiness, he said, 'I have no need of your praise, for I am a god.'

He used to say that there were two kinds of education, one of the soul and one of the body.

He used to say that the only way to be happy was to be free, and the only way to be free was to be a Cynic.

He used to say that the most beautiful thing in the world was the universe, for it was the work of God.

He used to say that the most beautiful thing in the world was the discourse of a wise philosopher.

He used to say that the most beautiful thing in the world was the silence of a thoughtful man.

He used to say that the most beautiful thing in the world was the goodness of a benevolent man.