… is from page 182 of H.L. Mencken’s essay “On Government,” as it is reprinted in the 1996 Johns Hopkins University Press collection of some of Mencken’s essays, Prejudices: A Selection:
The government can not only evoke fear in its victims; it can also evoke a sort of superstitious reverence. It is thus both an army and a church, and with sharp weapons in both hands it is virtually irresistible. Its personnel, true enough, may be changed, and so may the external forms of the fraud it practises, but its inner nature is immutable.