If we buy into the idea that passion should not be ruled, then we have bought into a lifestyle that does not realize the benefits of self-discipline. Many individuals want an easy road with everything handed to them but this is not the life Christ described. The Christian lifestyle is a life of self-discipline. For whoever wants to save his life will lose it, but whoever loses his life for me will save it. There's more to sex than mere skin on skin.
Sex is as much spiritual mystery as physical fact.
Sex bonds husband and wife emotionally, spiritually, and psychologically. Buying the lie about sex being nothing more than a physical act brings consequences that are devastating. There are also spiritual, emotional, and psychological consequences. When schoolchildren are given condoms the lie can be reinforced letting them think this will prevent anything bad happening to them. Some people are dissatisfied and unhappy about their marriage relationship.