Selected Writings from Socrates : Charmides`, `Lysis`, `Laches`, `Symposium`, `Apology`, `Crito`, `Phaedo With Aristophanes: The Clouds`, `Xenophon: s

Contributed three new ideas to the development of philosophy: that goodness consists not in helping friends and harming enemies, but in not harming anybody at all; that goodness and knowledge are one and the same thing; and that for progress to be made in argument, there must be step-by-step agreement between those arguing.