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360 authority to direct the journalist's mind when he passes from the news to the vague realm of truth. There are no canons to direct his own mind, and no canons that coerce the reader's judgment or the publisher's. His version of the truth is only his version. How can he demonstrate the truth as he sees it? He cannot demonstrate it, any more than Mr. Sinclair Lewis can demonstrate that he has told the whole truth about Main Street. And the more he understands his own weaknesses, the more ready he is to admit that where there is no objective test, his own opinion is in some vital measure constructed out of his own stereotypes, according to his own code, and by the urgency of his own interest. He knows that he is seeing the world through subjective lenses. He cannot deny that he too is, as Shelley remarked, a dome of many-colored glass which stains the white radiance of eternity.

And by this knowledge his assurance is tempered. He may have all kinds of moral courage, and sometimes has, but he lacks that sustaining conviction of a certain technic which finally freed the physical sciences from theological control. It was the gradual development of an irrefragable method that gave the physicist his intellectual freedom as against all the powers of the world. His proofs were so clear, his evidence so sharply superior to tradition, that he broke away finally from all control. But the journalist has no such support in his own conscience or in fact. The control exercised over him by the opinions of his employers and his readers, is not the control of truth by prejudice, but of one