1. Human Nature
The need for government proves that men abuse power, for "if men were angels, no government would be necessary." ... It is even better that the proposed plan of government has modified the federal principle enough so that self-government is possible and practical in the United States of America. ...
Again, Madison though, explains that the "Constitution is to be founded on the assent and ratification of the people of America,"" in Federalist 39 like Hamilton implied when suggesting a constitution. ... As the Constitution advanced, still, Hamilton and Madison suggested another system in the latter called checks and balances because "If men were angels, no government would be necessary,"" as said by both Madison and Hamilton in Federalist 51. ...