- Definition: Latin term meaning "against the person."
- Insight: When we reject the truth of a claim just because of who made it, we commit the ad hominem fallacy.
Published date: 2006
Category: Philosophy
Biography: Epictetus spent years as a slave in Rome. When he was freed he set up his own school. One of his students Arrian wrote notes that produced books Discourses and Enchiridion.
Insight: Figuring out what is possible and what is not possible is difficult.
Principle: Do not waste time on attempting the impossible.
 "Some things are up to us and others are not."- Epictetus