Is it possible to feel lust for someone for more than 5 years?

Ok, well, Im on this alone so I would like to see others opinion bout this subject. There's this guy that I know from afar, since 10 years ago Im crazy bout him and I still am (Dont tell me Im in love with him cuz Im not >w> this whole thing is a really, REALLY powerful lust/physical attraction). Would b really nice to get ur thoughts on this subject ^-^ Oh! and btw, he's crazy bout me too...!!