David Lloyd George, 1st Earl Lloyd-George of Dwyfor OM, PC (17 January 1863 – 26 March 1945) was a UK Liberal politician and statesman. He was UK Prime Minister of the United Kingdom between 1916–22 and was the Leader of the Liberal Party 1926–31 (see: http://en.wikipedia.org/wiki/David_Lloyd_George ).
Prime Minister David Lloyd George telling C P Scott, editor of the Manchester Guardian about reportage of the Western Front carnage of World War 1 (during WW1) : "If the people really knew [the truth] the war would be stopped tomorrow. But of course they don't know and can't know."
. John Pilger quoting Phillip Knightley in “The people don’t know and can’t know”, Evatt Foundation, 13 March 2003 : http://evatt.org.au/news/people-dont-know-and-cant-know.html .