Buttonlike

[…] I was then, but slowly, drawn towards the closing vortex. When I reached it, it had subsided to a creamy pool. Round and round, then, and ever contracting towards the button-like black bubble at the axis of that slowly wheeling circle, like another Ixion I did revolve.

[He] was smoking slowly and calmly, and looking at nothing at all with his black buttonlike eyes.