change of thought which is one of the marked distinctions between man and the lower animals. Tarzan, on the other hand, was sufficient unto himself. Long years of semi-solitude among creatures whose powers of oral expression are extremely limited, had thrown him almost entirely upon his own resources for entertainment.
His active mind was never idle, but because his jungle mates could neither follow nor grasp the vivid train of imaginings that his man-mind wrought, he had long since learned to keep them to himself; and so now he found no need for confiding them in others. This fact, linked with that of his dislike for the girl, was sufficient to seal his lips for other than necessary conversation, and so they worked on together in comparative silence. Bertha Kircher, however, was nothing if not feminine and she soon found that having someone to talk to who would not talk was extremely irksome. Her fear of the man was gradually departing, and she was full of a thousand unsatisfied curiosities as to his plans for the future in so far as they related to her, as well as more personal questions regarding himself, since she could net but wonder as to his antecedents and his strange and solitary life in the jungle, as well as his friendly intercourse with the savage apes among which she had found him.
With the waning of her fears she became sufficiently emboldened to question him, and so she asked him what he intended doing after the hut and boma were completed.