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“To make a deliberate falsification for personal gain is the last, worst depth to which either scholar or artist can descend in work or life.

(Letter to Muriel St. Clare Byrne, 8 September 1935)”
― Dorothy L Sayers, The Letters of Dorothy L. Sayers 1899-1936: The Making of a Detective Novelist

“It seems to me a fundamental dishonesty, and a fundamental treachery to intellectual integrity to hold a belief because you think it's useful and not because you think it's true.”
― Bertrand Russell

“You shall not, for the sake of one individual, change the meaning of principle and integrity, nor endeavour to persuade yourself or me, that selfishness is prudence, and insensibility of danger security for happiness.”
― Jane Austen, Pride and Prejudice

“Our government, National and State, must be freed from the sinister influence or control of special interests. Exactly as the special interests of cotton and slavery threatened our political integrity before the Civil War, so now the great special business interests too often control and corrupt the men and methods of government for their own profit. We must drive the special interests out of politics.”
― Theodore Roosevelt