Terror made me cruel; and finding it useless to attempt shaking the creature off, I pulled its wrist on to the broken pane, and rubbed it to and fro till the blood ran down and soaked the bedclothes.
As the former dissident Vladimir Bukovsky once remarked – referring to the Russian proverb to the effect that you cannot make an omelette without breaking eggs – he had seen plenty of broken eggs, but never tasted any omelette.
Obviously if any actions, even a lunatic's, can be causeless, determinism is done for. If the chain of causation can be broken for a madman, it can be broken for a man.
When Simplicity is broken up, it is made into instruments. Evolved individuals who employ them, are made into leaders. In this way, the Great System is United.