called it "big thinks," to distinguish it from "little thinks"—the sane everyday interests of life. If ever I made a remark he did not understand, he would praise it very much, ask me to say it again, learn it by heart, and go off repeating it, with a word wrong here or there, to all the milder of the Beast People. He thought nothing of what was plain and comprehensible. I invented some very curious "big thinks" for his especial use. I think now that he was the silliest creature I ever met; he had developed in the most wonderful way the distinctive silliness of man without losing one jot of the natural folly of a monkey.
This, I say, was in the earlier weeks of my solitude among these brutes. During that time they respected the usage established by the Law, and behaved with general decorum. Once I found another rabbit torn to pieces—by the Hyæna-Swine, I am assured—but that was all. It was about May when I first distinctly perceived a growing difference in their speech and carriage, a growing coarseness of articulation, a growing disinclination to talk. My Ape Man's jabber multiplied in volume, but grew less and less comprehensible, more and more simian. Some of the others seemed altogether slipping their hold upon speech, though they still understood what I said to them at that time. Can you imagine language, once clear-cut and exact, softening and guttering, losing shape and import, becoming mere lumps of sound again? And they walked erect with an increasing difficulty. Though they evidently felt ashamed of themselves, every now and then I would come upon
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