I'll tell you something of the forbidden horrors she led me into - something of the age-old horrors that even now are festering in out-of-the-way corners with a few monstrous priests to keep them alive. Some people know things about the universe that nobody ought to know, and can do things that nobody ought to be able to do.
Maeterlinck says that compared with ordinary truths mystic truths have strange privileges - they can neither age nor die. Beauty is eternal and ugliness, thank God, is ephemeral. Can there be any question as to which should attract the poet?