Categories Thought Diogenes Laërtius Post author By Redactor Post date January 25, 2023 No Comments on Diogenes Laërtius When Thales was asked what was difficult, he said, “To know one’s self.” And what was easy, “To advise another.” Diogenes Laërtius, The Lives and Opinions of Eminent Philosophers (c. 200 A.D.), Book I: “The Seven Sages.” ← Shays → Collapse of the Coronavirus Consensus Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website − = 5