Good music. Biking. Tom Clancy books. DVDs. Mac Computers. Guitars.
Tom Clancy, Brian Wilson, John Davis, Pete Townshend, the Edge, Bruce Springsteen & Paul McCartney.
Superdrag, Neil Young, Weezer, Green Day, The Who, The Beatles, The Rolling Stones, Rod Price, Aerosmith, Warren Haynes, Warren Zevon Ben Folds, thebrotherkite, The Screen and the list goes on.
A Time To Kill, Wonderboys, High Fidelity, The Hunt For Red October, Million Dollar Baby, Four Rooms, Eternal Sunshine of the Spotless Mind, Shawshank Redemption, Star Trek (Original and Next Generation cast movies), Star Wars (IV, V, VI & I, II, III), the Usual Suspects and again the list goes on.
Law and Order Special Victims Unit, Law and Order, South Park, Chapelle's Show, Star Trek the Next Generation, Family Guy, Seinfield, and Modern Marvels.
Tom Clancy books in general. In particular: Rainbow Six, Without Remorse, Debt of Honor and Executive Orders.
I know it's lame to have fictional charaters as heros, but I'd have to say John Clark from the Tom Clancy books and Jean-Luc Picard from Star Trek the Next Generation.