Understanding the symbolism of Cherubim and the flaming sword is vital to creating clear expectation of ourselves. Far too often, we expect more of ourselves that God expects of us, and that causes us discouragement.
The law of undulation; the law of ups and downs. God takes advantages of the downs to further His purposes in each of our lives. He withholds His hand so that we can walk on our own. If we misunderstand His purposed, we can turn against Him in the dark.