In physical foods, there are two types of delicacies: sweet and luscious foods, and tart and sour foods that are spiced and garnished so that they are made into delicacies that gratify the soul... [So, too,] are there are two kinds of gratification before G-d: one from [the good achieved by] the perfectly righteous, and the second from the suppression of evil as it is strongest and most powerful... through the efforts of the ordinary man.