When do you know that youre with the right one when you know youre in luv with the wrong one?

i love my boyfriend to death and cant let him go! but wheneva i try to put up anything for us to do or to join in for the best of our lifes in the future he always disagrees and wants to do hes own thing!but he loves me good n cares alot but what shud i do? iam so scared im going to loose him!