172. The sword can both take life and give life. The sword in Isan's laughter took Sozan's (illusory) life and directed him to Myosho the 'one eyed dragon' who, in echoing Isan's laughter, wielded the sword that gave Sozan the (awakened) life he so eagerly sought. But why did he have to travel a thousand miles to find that which he had always possessed and had never lost? No wonder Isan laughed!