There must be room in our army system for nearly everyone who is not grossly idle or grossly stupid. It is not a case of employing incompetent or worthless men, and such should, of course, be expelled from the army. It is a case of finding suitable employment for officers not fit for higher command.
Notes from Wikiquote
Reproduced in The Collected Essays of Sir Winston Churchill, Vol I, Churchill at War, Centenary Edition (1976), Library of Imperial History, p. 51. ISBN 0903988429