Music, movies, theater, good TV, tech, good sci-fi, any books but romance novels, learning, cycling, swimming, languages, travel, politics, anything two steps left of average.
Open minded people. There's a lot of thinking out there to do, and you can't be afraid to try it.
Depeche Mode, U2, REM, Liz Phair, Imogen Heap, Frank Sinatra, Queen, Tori Amos, Johnny Cash, Pet Shop Boys, Michael Buble, Dido, Portishead/Beth Gibbons, Cake, Django Reinhardt, Natasha Bedingfield, Jump Little Children, NIN, Tom Petty... etc. Genres include rock, indie, ecto, synth, techno, classical, new wave, jazz, industrial, alt, folk, and wherever the hell They Might Be Giants fit in.
Seven, The 13th Floor, It's a Wonderful Life, Bourne Identity, Bye Bye Birdie, Dr. No, Office Space, Blade Runner, HBO's Conspiracy, Goldfinger, Von Ryan's Express, Battle at Midway, the original Oceans 11, anything with Julia Ormond.
The new Battlestar Galactica, Law & Order, Seinfeld, CSI, Stargate SG1, ER, AMC's Hu$tle.
Anything from Larry Niven, especially the Gil Hamilton and Beowulf Shaeffer collections and "Inferno". Anything from Loid McMaster Bujold. John Steinbeck, especially "Of Mice And Men". Anything on the Physics shelf at B&N (esepcially Michio Kaku's books). Dr Suess.
My grandfather.