1 Quotes1.1 Euthyphro 1.2 The Apology 1.3 Crito 1.4 Phaedo 1.5 Menexenus 1.6 Gorgias 1.7 Meno 1.8 Critias 1.9 Phaedrus 1.10 The Symposium 1.11 The Republic 1.12 The 7th Epistle 1.13 Parmenides 1.14 Timaeus 1.15 Laws 1.16 Cratylus 1.17 Alcibiades I 1.18 Theaetetus 1.19 Sophist 1.20 In Diogenes Laërtius