She and Mr. van der Luyden were so exactly alike that Archer often wondered how, after forty years of the closest conjugality, two such merged identities ever separated themselves enough for anything as controversial as a talking-over.
For the world of science and evolution is far more nameless and elusive and like a dream than the world of poetry and religion; since in the latter images and ideas remain themselves eternally, while it is the whole idea of evolution that identities melt into each other as they do in a nightmare.