[1.] Frequent and fierce is the devil in his attacks, on all sides besieging our salvation; we therefore must watch and be sober, and everywhere fortify ourselves against his assault, for if he but gain some slight vantage ground, he goes on to make for himself a broad passage, and by degrees introduces all his forces. If then we have any care at all for our salvation, let us not allow him to make his approaches even in trifles, that thus we may check him beforehand in important matters; for it would be the extreme of folly, if, while he displays such eagerness to destroy our souls, we should not bring even an equal amount in defense of our own salvation.