To be completely honest friend in romans it talks about considering yourself dead to sin and through His Spirit to mortify(kill) the deeds of the flesh. It also sais we are free from sin and the bible does say all HAVE sinned but it does NOT say you have to keep on sinning but IF you do sin you have an advocate Jesus who will reconcile you back to the Father and forgive you however the truth is God wants you free from sinnot to be okay with it and identify in it. Get married if you want to have sex Amen? Watch dan mohler sex and marriage its on youtube it will blow your mind.