Max Weber, in "Science as a Vocation":
Scientific training, as we are held to practice it in accordance with the tradition of German universities, is the affair of an intellectual aristocracy, and we should not hide this from ourselves.
from "Science as a Vocation," found in English translation online at http://mail.www.anthropos-lab.net/wp/wp-content/uploads/2011/12/Weber-Science-as-a-Vocation.pdf, (accessed 20121027). Original citation: Published as "Wissenschaft als Beruf," Gesammlte Aufsätze zur Wissenschaftslehre (Tübingen, 1922), pp. 524-55; originally a speech at Munich University, 1918, published in 1919 by Duncker & Humblodt, München. From H.H. Gerth and C. Wright Mills (Translated and edited), From Max Weber: Essays in Sociology, pp. 129-156, New York: Oxford University Press, 1946.