You wrote; "Few people would disagree that the best sex is one in which everyone involved is enthusiastically consenting to it."
I'm inclined to disagree. I've found, with several partners where we have built trusting relationships, that some of my partners LIKE to be pushed to do things that they do not "enthusiastically consent" to. Many peak experiences, like jumping out of an airplane, or riding camels in the desert, are things that one might agree too somewhat reluctantly with a trusted partner. They may turn out to be amazing, but without experience, you can barely give "informed consent", and if being a bit frightened is a part of your sexual arousal, enthusiastic consent might even detract from that. ... See MoreSee Less