"It is the man of science, eager to have his every opinion regenerated, his every idea rationalized, by drinking at the fountain of fact, and devoting all the energies of his life to the cult of truth, not as he understands it, but as he does not yet understand it, that ought properly to be called a philosopher."
Charles Sanders Peirce was an American philosopher, logician, and scientist widely regarded as a founder of pragmatism. His work in logic and semiotics shaped modern analytic philosophy.