The price of greatness is responsibility.
It is no use saying, 'We are doing our best.' You have got to succeed in doing what is necessary.
It has been said that democracy is the worst form of government except all the others that have been tried.
Courage is what it takes to stand up and speak; courage is also what it takes to sit down and listen.
A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty.
Those who can win a war well can rarely make a good peace and those who could make a good peace would never have won the war.