There might be a class of beings, human once, but now to humanity invisible, for whose scrutiny, and for whose refined appreciation of the beautiful, more especially than for our own, had been set in order by God the great landscape-garden of the whole earth.
Edgar Allan PoeAnd so faintly you came tapping, tapping at my chamber door, That I scarce was sure I heard you"โ here I opened wide the door; โ Darkness there, and nothing more.
Edgar Allan Poe