Satan is an astute theologian.

There is nothing in afflictions which ought to disturb our joy.

men are undoubtedly more in danger from prosperity than from adversity. for when matters go smoothly, they flatter themselves, and are intoxicated by their success

All our words ought to be filled with true sweetness and grace; and this will be so if we mingle the useful with the sweet.

The invention of the arts, and other things which serve the common use and convenience of life, is a gift of God by no means to be despised, and a faculty worthy of commendation.

To be pure in heart is to take no delight in cunning, but converse sincerely with men, and express nothing, by word or look, which is not felt in the heart.

The sum is, that the worship of God must be spiritual, in order that it may correspond with His nature. For although Moses only speaks of idolatry, yet there is no doubt but that by synecdoche, as in all the rest of the law, he condemns all fictitious services which men in their ingenuity have invented.