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… is from page 10 of the 3rd (2008) edition of the late Vincent Ostrom [2]‘s 1973 volume, The Intellectual Crisis in American Public Administration [3]:
In an era of political turmoil, when everyone is being challenged to demonstrate the relevance of his or her knowledge to the solution of pressing social problems, it is difficult, if not impossible, I fear, to profess modesty and doubt.