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Now, in his heart, Ahab had some glimpse of this, namely: all my means are sane, my motive and my object mad. Yet without power to kill, or change, or shun the fact; he likewise knew that to mankind he did long dissemble; in some sort, did still. But that thing of his dissembling was only subject to his perceptibility, not to his will determinate. Nevertheless, so well did he succeed in that dissembling, that when with ivory leg he stepped ashore at last, no Nantucketer thought him otherwise than but naturally grieved, and that to the quick, with the terrible casualty which had overtaken him.