Origen

“ And now, after these arguments, and others of a similar kind, how can Celsus escape appearing in a ridiculous light, when he imagines that there never has been in the past, nor will be in the future, a greater or less number of evils? For although the nature of all things is one and the same, it does not at all follow that the production of evils is a constant quantity. ”

“ And those who desire to investigate all things to the best of their ability, must keep in view this estimate of evils, that their amount is not always the same, owing to the working of a Providence which either preserves earthly things, or purges them by means of floods and conflagrations ”