Until his death, Plato taught and developed the thought of Socrates and continued to write the dialogues, in which Socrates is almost always portrayed as the principal speaker.

• 柏拉图一生致力传播和发展苏格拉底的思想，继续撰写其对话录。对话录中，苏格拉底总是以主要谈话人的身份出现。