Intolerance of dissent is a well-noted feature of the American national character.

The Program further aims to make the benefits of American culture and technology available to the world and to enrich American life by exposing it to the science and art of many societies.

It is not our affluence, or our plumbing, or our clogged freeways that grip the imagination of others. Rather, it is the values upon which our system is built. These values imply our adherence not only to liberty and individual freedom, but also to international peace, law and order, and constructive social purpose. When we depart from these values, we do so at our peril.

I think we Americans tend to put too high a price on unanimity, as if there were something dangerous and illegitimate about honest differences of opinion honestly expressed by honest men.

We must dare to think 'unthinkable' thoughts. We must learn to explore all the options and possibilities that confront us in a complex and rapidly changing world.

Science has radically changed the conditions of human life on earth. It has expanded our knowledge and our power, but not our capacity to use them with wisdom.

The case for government by elites is irrefutable.