he had come back so daringly from the hard-caverns with the food-ball ( and she - she herself had sensed him and would have known what was happening if tritt had n't been so paralyzed at what he was doing that he had dared not think of it , and if she had not been so paralyzed at what she was doing and at the new depth of sensation it brought her that she would not take care to sense what most she needed to ) .