What do I do? I can't get over him? I don't want to?

I've been told to wait it out and the right guy will come into my life. Well, what if the guy I've fallen for won't come into my life. What if my soul mate is unreachable? I can't keep my mind off of him. He just pops right in in the most unexpected moments of my day. I can't stop thinking about all the things we have in common. I dream, daydream, and think about him constantly, and I know I'll never date him, but I don't know what to do. I want to get over him, but I just can't...