Name: Marcus Aurelius
Lived: 121–180 AD, Roman Empire
Known for: Roman emperor and Stoic philosopher
Famous for: Author of Meditations, a journal of personal reflections on virtue, duty, and reason
Note: The phrase “If it is not right, do not do it; if it is not true, do not say it” appears in Meditations (Book 12, Section 17). It’s a timeless call to act with integrity and speak with honesty.