And thus it is written, “The just lives by faith,”1 for we do not as yet see our good, and must therefore live by faith; neither have we in ourselves power to live rightly, but can do so only if He who has given us faith to believe in His help do help us when we believe and pray. As for those who have supposed that the sovereign good and evil are to be found in this life, and have placed it either in the soul or the body, or in both, or, to speak more explicitly, either in pleasure or in virtue,