Peter Abelard Quotes
Nothing can be believed unless it is first understood; and that for any one to preach to others that which either he has not understood nor they have understood is absurd.
Citations
Abelard, Peter. Historia Calamitatum: The Story of My Misfortunes. Translated by Henry Adams Bellows, Thomas A. Boyd, 1922, p. 38.
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Peter Abelard was a medieval French scholastic philosopher, leading logician, theologian, teacher, musician, composer, and poet.