It is really not a big deal if he is not interested. It has nothing to do with humiliation. Compatibility is just compatibility -- how compatible you two are, not how good or bad you are. If he is not interested, nothing to be shamed of. He might be just too blind to see your qualities, then pity on him. Let him regret later.
There are millions of other men out there. You just need to raise your head and see some further than this single guy.