George Sewall Boutwell, Reminiscences of Sixty Years in Public Affairs… (1902)
“ They thought slavery an evil, but they had no disposition to attack it. Alike, they feared unpleasant consequences. Choate’s devotion to the Constitution was akin to idolatry. Cushing’s support of the Constitution more nearly resembled professional duty. Indeed, that peculiarity could be discovered in much of his public conduct. In service to others he was liberal to a fault. In conversation, he would make suggestions to politicians and to lawyers in aid of their views or their causes with great freedom and without apparent concern as to the effect upon parties or men. ”
