The Greeks understood that mind and body must develop in harmonious proportions to produce a creative intelligence. And so did the most brilliant intelligence of our earliest days - Thomas Jefferson - when he said, not less than two hours a day should be devoted to exercise. If the man who wrote the Declaration of Independence, was Secretary of State, and twice President, could give it two hours, our children can give it ten or fifteen minutes.

In seeking the help of the Congress and our countrymen, I pledged no easy answers. I pledged, and asked, only toil and dedication. These the Congress and the people have given in good measure.

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

National parks and reserves are an integral aspect of intelligent use of natural resources. It is the course of wisdom to set aside an ample portion of our natural resources as national parks and reserves, thus ensuring that future generations may know the majesty of the earth as we know it today.

Since the time of the ancient Greeks, we have always felt that there was a close relationship between a strong, vital mind and physical fitness.

Khrushchev reminds me of the tiger hunter who has picked a place on the wall to hang the tiger's skin long before he has caught the tiger. This tiger has other ideas.

Those who foolishly sought power by riding the back of the tiger ended up inside