If you think you can do a thing or think you can't do a thing you're right.
Thinking is the hardest work there is which is probably the reason why so...
When a man assumes leadership he forfeits the right to mercy.
Above all we must realize that no arsenal or no weapon in the arsenals of the world is so formidable as the will and moral courage of free men and women. It is a weapon our adversaries in today's world do not have.