Columbia valedictorian steals jokes from Remy the rat in grad speech

We can only assume that Brian Corman, valedictorian of Columbia University’s School of General Studies, is a fan of Patton Oswalt. Name doesn’t ring a bell, you say? OK, how about Remy the rat in Pixar’s “Ratatouille”? Good. Oswalt was the voice of Remy. Corman must have grown so enamored of Oswalt that he stole the actor’s “Physics for Poets” joke word-for-word from his stand-up routine. Oswalt busted Corman with a simple tweet . “Congrats to Columbi…