By Aliénor Strentz, Aleteia - This battle is waged against “bitter enemies,” in the words of Fr. Lorenzo Scupoli, author of the famous 16th-century work “Spiritual Combat,” which was a classic of Christian literature for several centuries... These enemies are three in number: Satan, the angel who opposed God and still wants to drag all men into suffering and hell; the world (in the sense of a reality organized in a way hostile to God); and finally, “the flesh.”