One who is injured ought not to return the injury, for on no account can it be right to do an injustice.
SocratesListen not to a tale-bearer or slanderer, for he tells thee nothing out of good-will; but as he discovereth of the secrets of others, so he will of thine in turn.
SocratesIf thou continuous to take delight in idle argumentation thou mayest be qualified to combat with the sophists, but will never know how to live with men.
SocratesI am wiser than this man, for neither of us appears to know anything great and good; but he fancies he knows something, although he knows nothing; whereas I, as I do not know anything, so I do not fancy I do. In this trifling particular, then, I appear to be wiser than he, because I do not fancy I know what I do not know.
Socrates