 The Mirror contains chapters, for example, on the seven deadly sins, the seven evangelical virtues (based, like the virtues in our text, on the Beatitudes of the Sermon on the Mount), the twelve articles of the creed, the seven works of mercy, directions on the contemplation of God in his humanity and in his divinity, the seven petitions of the Lord's Prayer, and the ten commandments, of which "the first three pertain to the love of God, the latter seven to the love of one's brother.