For authority proceeds from true reason, but reason certainly does not proceed from authority. For every authority which is not upheld by true reason is seen to be weak, whereas true reason is kept firm and immutable by her own powers and does not require to be confirmed by the assent of any authority.
"De Divisione Naturae", Bk. 1, ch. 69; translation by I. P. Sheldon-Williams, sited from "A History of Twelfth-Century Western Philosophy" edited by Peter Dronke, Cambridge: CUP, (p. 2), 1988.
