Once upon a midnight dreary, while I pondered, weak and weary,
Over many a quaint and curious volume of forgotten lore,—
While I nodded, nearly napping, suddenly there came a tapping,
As of some one gently rapping, rapping at my chamber door.
“’T is some visitor,” I muttered, “tapping at my chamber door;
      Only this, and nothing more.”

Ah,...