 Good. Doubt a little transition period. What then? What then? As we ascended further, the heat became well nigh unbearable. We removed our jackets and waistcoats. Presently, I touched a rock and found it so hot that I plunged my hand into the water to cool it. Involuntary, I cried, take care, the water's scalding. What, Harry? The water, it's scalding. Is there a furnace up above us? Impossible, quite impossible. Then what does it mean?