Sometimes people think that because you have money and position you are immune from the human experience. But I can feel as lonesome and lost as the next man when I turn the key in the door and go into an empty house that is usually full of kids and dogs.

Each nation has different obstacles and different goals, shaped by the vagaries of history and of experience. Yet as I talk to young people around the world I am impressed not by the diversity but by the closeness of their goals, their desires and their concerns and their hope for the future.

The future is not a gift: it is an achievement. Every generation helps make its own future. This is the essential challenge of the present

All great questions must be raised by great voices, and the greatest voice is the voice of the people - speaking out - in prose, or painting or poetry or music; speaking out - in homes and halls, streets and farms, courts and cafes - let that voice speak and the stillness you hear will be the gratitude of mankind.

[The overthrow of the Castro regime] is the top priority of the US government. - all else is secondary - no time, no effort, or manpower is to be spared.

Few men are willing to brave the disapproval of their fellows, the censure of their colleagues, the wrath of their society. Moral courage is a rarer commodity than bravery in battle or great intelligence. Yet it is the one essential, vital quality for those who seek to change the world which yields most painfully to change.

There are those who look at things the way they are, and ask why... I dream of things that never were, and ask why not?