Read it through once

He was tired out, now, and his brains were beginning to clog. He said he would sleep himself fresh, and then see what he could do with this riddle. He slept through a troubled and unrestful hour, then unconsciousness began to shred away, and presently he rose drowsily to a sitting posture. "Now what was that dream?" he said, trying to recall it; "what was that dream?--it seemed to unravel that puz--"