pro-jec-tion (pr&-JEK-sh&n: The attribution of one's own attitudes, feelings, or desires to someone or something as a naive or unconscious defense against anxiety or guilt.All you have to do to rebut is to name three things that you yourself routinely enjoy that you advocate prohibiting by force of law.
I personally can't think of anything. But I can think of a lot of things I personally do not enjoy, nor wish to be involved with, that should not be prohibited. I think this is related to the concept of "Freedom of speech is worth nothing if you won't protect speech you don't like."