[The reaction he's met has no amusement-dampening effect. On the contrary.]

That you think fucking to serve naught but a reproductive purpose is reason enough. 'tis far more than that.

[Such is the Cheshire smile of a man not only all too well-versed in the subject, but on the verge of boldly extending a proposition he is so certain shall not only be shot down but shall go down in glorious flames.]

Must I explain the mechanics to you, or did you prefer a more... thorough demonstration?