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Kingallis himself put an end to one of Carroll's worries. After several days of study, the alien doctor called him aside.
"Carroll, you know that you are helpless," he said. "We know that you are helpless. The point is just this: We can study your mind better if you are not worrying. Therefore I am going to put an end to one major worry of yours. Remember, always, we know that you are studying us!