John F. Kennedy — "There is no easy answer, but we must try to find one."

"Mothers may still want their sons to grow up to be President, but according to a recent survey, they don't want them to become a Congressman."

"We choose to go to the moon in this decade and do the other things, not because they are easy, but because they are hard, because that goal will serve to organize and measure the best of our energies …"

"The greatest enemy of truth is very often not the lie—deliberate, contrived and dishonest—but the myth—persistent, persuasive and unrealistic."

"We are going to the moon, not because it is easy, but because it is hard."

"The cost of freedom is always high, but Americans have always paid it. And one path we shall never choose, and that is the path of surrender, or submission."