Famous quotes containing the words development and/or authority:
“As a final instance of the force of limitations in the development of concentration, I must mention that beautiful creature, Helen Keller, whom I have known for these many years. I am filled with wonder of her knowledge, acquired because shut out from all distraction. If I could have been deaf, dumb, and blind I also might have arrived at something.”
—Mark Twain [Samuel Langhorne Clemens] (1835–1910)
“And truly Philosophy is but sophisticated poetry. Whence do those ancient writers derive all their authority but from the poets?”
—Michel de Montaigne (1533–1592)