If the world had two gods, it would surely go to ruin-this is the first premise. Now it is known that it has not gone to ruin-this is the second premise. From these premises the conclusion must of necessity follow, that is, the denial of two gods.
Al-GhazaliDo not allow your heart to take pleasure with the praises of people, nor be saddened by their condemnation.
Al-GhazaliWhatever the situation may be, in the recollection of death there is reward and merit. For even the man engrossed in the world benefits from it by acquiring an aversion to this world, since it spoils his contentment and the fullness of his pleasure; and everything which spoils for man his pleasures and his appetites is one of the means of deliverance.
Al-Ghazali