It's philosophy. Admittedly, it's a far remove from practical thought and activity. But science was natural philosophy, and highly speculative, before it was an accepted intellectual tool and institutionalized. Socrates' intuitive discovery of the force of contradiction was seen as an almost mystical power in his day.
-- Perhaps if you read more carefully, you'd see that there isn't much that's esoteric in what's above, which is one of the more common vehicles of the intellectually pretentious. There's paradox, but it's presented in accessible terms.