JURISPRUDENCE. What can be proved by two witnesses.
THEOLOGY. Anything can be proved by two false witnesses—thinks the pettifogger.
PHILOSOPHY. Truth is wisdom, and wisdom, knowledge, is philosophy itself—Philosophy is the science of sciences, the knowledge of knowing, and all other sciences are its servants.
MEDICINE. Natural science is the only true science—and philosophy is no science at all. It is nothing but empty speculation.
THEOLOGY. Good!
PHILOSOPHY. [To THEOLOGY] Good, you say! And what are you, then? You are the arch-enemy of all knowledge; you are the very antithesis of knowledge; you are ignorance and obscuration——
MEDICINE. Good!
THEOLOGY. [To MEDICINE] You cry "good," you, who cannot see beyond the length of your own nose in the magnifying glass; who believes in nothing but your own unreliable senses—in your vision, for instance, which may be far-sighted, near-sighted, blind, purblind, cross-eyed, one-eyed, colour-blind, red-blind, green-blind——
MEDICINE. Idiot!
THEOLOGY. Ass! [They fight.