Damon Horowitz teaches philosophy through the Prison University Project, bringing college-level classes to inmates of San Quentin State Prison. In this powerful short talk, he tells the story of an encounter with right and wrong that quickly gets personal.

This talk was presented at an official TED conference, and was featured by our editors on the home page.

Attribution: This video originally appeared in TEDx2011 in March 2011. Watch Here

Please note that the Prison University Project became Mount Tamalpais College in September 2020.