If men were angels, no government would be necessary. If angels were to govern men, neither external nor internal controls on go
vernment would be necessary. In framing a government which is to be administered by men over men, the great difficulty lies in this: you must first enable the government to control the governed; and in the next place oblige it to control itself. —James Madison, Federalist Paper 51
James Madison Jr. was an American statesman, diplomat, expansionist, philosopher, and Founding Father who served as the fourth president of the United States from 1809 to 1817