Enchiridion Long Sleeve T-Shirts

The Enchiridion (literally the Handbook) was discover by Simon the Ice king and use by the Lich to regain power.

The Enchiridion from Adventure Time

Epictetus was a disabled Greek philosopher who lived from 55 to 135 C.E. He was born a slave in present day Turkey and lived in Rome. He studied philosophy under Musonius Rufus. He eventually gained his freedom and became an influential teacher of philosophy in his own right. His discourses were transcribed and compiled by his pupil, Arrian.

If Leonardo DaVinci was a fan.

A Quote about happiness from "Enchiridion" by Epictetus: "Happiness depends upon ourselves."

Socrates was a classical Greek philosopher credited as one of the founders of Western philosophy, and as being the first moral philosopher of the Western ethical tradition of thought.

"I cannot teach anybody anything. I can only make them thin" A quote from a classical Greek (Athenian) philosopher credited as one of the founders of Western philosophy