Main Shaft

Famous quotes containing the words main and/or shaft:

“The three main medieval points of view regarding universals are designated by historians as realism, conceptualism, and nominalism. Essentially these same three doctrines reappear in twentieth-century surveys of the philosophy of mathematics under the new names logicism, intuitionism, and formalism.”
—Willard Van Orman Quine (b. 1908)

“The subterranean miner that works in us all, how can one tell whither leads his shaft by the ever shifting, muffled sound of his pick?”
—Herman Melville (1819–1891)