One can no more keep the mind from returning to an idea than the sea from returning to a shore. For a sailor, this is called the tide; in the case of the guilty it is called remorse. God stirs up the soul as well as the ocean.
Was it possible that Napoleon should win the battle of Waterloo? We answer, No! Why? Because of Wellington? Because of Blucher? No! Because of God! For Bonaparte to conquer at Waterloo was not the law of the nineteenth century. It was time that this vast man should fall. He had been impeached before the Infinite! He had vexed God! Waterloo was not a battle. It was the change of front of the Universe!