Playing music, listening to music, seeing music performed by musicians; certain video games; reading life changing books; sociology and to a lesser extent, philosophy; film; writing; and evidently, exposing myself to faceless internet surfers.
My parents at my age. Tom Robbins. General Patton. Benjamin Franklin. My grandparents at my age. Archimedes. Frank Zappa. John the Baptist. Robert Persig. Stanly Kubrick. Dionysus. etc.
I'm afraid I can't really answer this question accurately without typing for hours... BUT, I will name a FEW bands and musicians I like: Frank Zappa, Beethoven, Primus, Miles Davis, Tool, RATM, Herbie Hancock, MMW, SCI, Bach, Charles Mingus, Pearl Jam, STP, Mozart, Fishbone, etc.
Fight Club, Star Wars 4 & 5, 12 Monkeys, Adaptation, Eternal Sunshine of the Spotless Mind, Brazil, 2001: A Space Odyssey, lots of subtitled films, etc.
TV sucks, but I watch it. It's a curse. Old Simpsons, Flight of the Conchords, BATTLESTAR GALACTICA, Deadwood, Trailer Park Boys, etc.
Zen and the Art of Motorcycle Maintenance, Lila, Skinny Legs and All, 1984, Brave New World, Fight Club, etc.
I listed them in my "about me" section. So if you didn't read it... then shame shame shame and tsk tsk tsk.