John F. Kennedy: “For our Nation is commissioned by history to be either an observer of freedom's failure or the cause of its success.”

There is no longer any reason why American children should suffer from polio, diphtheria, whooping cough, or tetanus.

If at times our actions seem to make life difficult for others, it is only because history has made life difficult for us all.

Through hot wars and cold, through recession and prosperity, through the ages of the atom and outer space, the American people have never faltered and their faith has never flagged.

The modern globe is too small, its weapons are too destructive, and its disorders are too contagious to permit any other kind of victory.