Feynman on Magnets

Unfortunately, I never got to see Richard Feynman lecture in person.... But every physics student reads his 3-volume Lectures in Physics (or should), especially in those couple of months before your qualifying exam, where you're terrified that you really don't know anything after all and you're about to be sent home. Here' s a flavor of what Feynman was about, explaining what a magnet does:

Via: Jason Kottke