The whole principle is wrong; it's like demanding that grown men live on skim milk because the baby can't eat steak.
Source, in full
On censorship, in The Man Who Sold the Moon (1950), p. 188; this may be the origin of a remark which in recent years has sometimes become misattributed to Mark Twain: Censorship is telling a man he can't have a steak just because a baby can't chew it.