The church has been so harsh with heretics only because she deemed that there is no worse enemy than a child who has gone astray. But the record of Gnostic effronteries and the persistence of Manichean currents have contributed more to the construction of orthodox dogma than all the prayers.
Albert Camus, in "Absurd Creation" in The Myth of Sisyphus (1942), as translated by Justin O'Brien, Vantage International, 1991, ISBN 0-679-73373-6, p. 113.