It has been said that idleness is the parent of mischief, which is very true; but mischief itself is merely an attempt to escape from the dreary vacuum of idleness.
Bio: Leonard James Callaghan, Baron Callaghan of Cardiff, often known as Jim Callaghan, was the Prime Minister of the United Kingdom from 1976 to 1979 and Leader of the Labour Party from 1976 to 1980.