I think im falling in love with my Bi polar boyfriend?

I am seeing agreat guy he has Bi polar i have come to accept this as part of him .Trouble is a few weeks ago during an episode he said he didnt do girlfriends and never had one before and he said one day this fun would have to end.We talk everyday and he makes me very happy but i dont know if he meant what he said .But im starting to get very strong feelings for him but dont wnat to scare him off .Help please