I am almost inclined to set it up as a canon that a children's story which is enjoyed only by children is a bad children's story.

“I thought I saw how stories of this kind could steal past a certain inhibition …”

“Oh God, God, why did you take such trouble to force this creature out of its sh…”

“If we find ourselves with a desire that nothing in this world can satisfy, the …”

“If they won't write the kind of books we like to read we shall have to write th…”