Ulysses by James Joyce Chapter 17 Page 97

emersion, abatement of wind, transit of shadow, taciturnity of winged creatures, emergence of nocturnal or crepuscular animals, persistence of infernal light, obscurity of terrestrial waters, pallor of human beings.

His (Bloom’s) logical conclusion, having weighed the matter and allowing for possible error?

That it was not a heaventree, not a heavengrot, not a heavenbeast, not a heavenman. That it was a Utopia, there being no known method from the known to the unknown: an infinity renderable equally finite by the suppositious apposition of one or more bodies equally of the same and of different magnitudes: a mobility of illusory forms immobilised in space, remobilised in air: a past which possibly had ceased to exist as a present before its probable spectators had entered actual present existence.