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Rh In his heart of hearts the social scientist shares this estimate of himself. He has little inner certainty about his own work. He only half believes in it, and being sure of nothing, he can find no compelling reason for insisting on his own freedom of thought. What can he actually claim for it, in the light of his own conscience? His data are uncertain, his means of verification lacking. The very best qualities in him are a source of frustration. For if he is really critical and saturated in the scientific spirit, he cannot be doctrinaire, and go to Armageddon against the trustees and the students and the Civic Federation and the conservative press for a theory of which he is not sure. If you are going to Armageddon, you have to battle for the Lord, but the political scientist is always a little doubtful whether the Lord called him.

Consequently if so much of social science is apologetic rather than constructive, the explanation lies in the opportunities of social science, not in "capitalism." The physical scientists achieved their freedom from clericalism by working out a method that produced conclusions of a sort that could not be suppressed or ignored. They convinced themselves and acquired dignity, and knew what they were fighting for. The social scientist will acquire his dignity and his strength when he has worked out his method. He will do that by turning into opportunity the need among directing men of the Great Society for instruments of analysis by which an invisible and