I love some body with whom i c that possibily theres no future.but still want to spent sm quality time wd him?

Actually we cannot go against parents and his fam may resent on his decision of a lv marriage.i love him dearly but feel insecured.what do i do?i cannot leave him on these grounds bcz i lv him.i never say this to him but he understands.i dont want to presurise him for marriage,but cannot htink about marrying sm1 else.i know we have v little time left.v r going to finish wd our studies soon.and he is a v gd son,that is what i like in him d most but in my case i would have ..............means if only he could make his parents understand.my parents kind of ignored me frm d very begning,i remember my childhood days when i saw other children being loved by parents and i was always carrrying out their orders.now that i have found such a wonderful person...............there are other problems.all the love and care that i always longed for as a child,i got from him.m happy that our love is unconditional.just wanted ur suggetions on how to b calm and have some peace of mind.plz suggest.thanx