Any sufficiently advanced technology is indistinguishable from magic.
As soon as men decide that all means are permitted to fight an evil then their good becomes indistinguishable from the evil that they set out to destroy.
I think there was a revolution in poetry associated chiefly with Eliot and Pound but maybe it is of the nature of revolutions or of the nature of history that their innovations should later come to look trivial or indistinguishable from technical tricks.
Surrealism: An archaic term. Formerly an art movement. No longer distinguishable from everyday life.