The less the people know about how sausages and laws are made, the better they sleep in the night.

Prince Otto Eduard Leopold von Bismarck, Duke of Lauenburg (1 April 181530 July 1898), was a German aristocrat and statesman; he was Prime Minister of Prussia (1862–1890), and the first Chancellor of Germany (1871–1890). Nicknamed the Iron Chancellor he is noted for his laconic remarks.

https://en.wikiquote.org/wiki/Otto_von_Bismarck