He discloses the secrets of these mysterious regions to me.

And then, the phenomena whose reality Arthur Pym asserted appear around the mythic monster.

The curtain of flickering vapours, striped with luminous rays, is rent asunder.

And it is not a face of superhuman grandeur which arises before my astonished eyes: it is Arthur Pym, fierce guardian of the south pole, flaunting the ensign of the United States in those high latitudes! Was this dream suddenly interrupted, or was it changed by a freak of my brain?
I cannot tell, but I felt as though I had been suddenly awakened.

It seemed as though a change had taken place in the motion of the schooner, which was sliding along on the surface of the quiet sea, with a slight list to starboard.