Lego, reading and books, drawing, science (especially cosmology, chemistry and physics), Dilbert comics, climbing, aikido (a martial art), art, 60s and 70s music, symbology, geology, ancient civilizations, cryptography, stuff and Bionicle of course.
Well at the moment I'm having a load of trouble uploading my personal photo. I can't upload anything on Brickshelf either so I have no idea where the fault lies.