There is another way of disqualifying the metaphysicians.... Judge them by their works. What have they done for mankind beyond the spinning of airy fancies and the mistaking of their own shadows for gods?
Beneath the sun's rays our shadow is our comrade;
When clouds obscure the sun our shadow flees.
So Fortune's smiles the fickle crowd pursues,
But swift is gone whenever she veils her face.
Surely there had been no figure leaning on the back of his chair; no face looking over it. It is certain that no gliding footstep touched the floor, as he lifted up his head, with a start, and spoke. And yet there was no mirror in the room on whose surface his own form could have cast its shadow for a moment; and, Something had passed darkly and gone!