Now is the time...for this nation to take a clearly leading role in space achievement, which in many ways may hold the key to our future on Earth.

Many years ago the great British explorer George Mallory, who was to die on Mount Everest, was asked why did he want to climb it. He said Because it is there. Well, space is there, and were going to climb it, and the moon and the planets are there, and new hopes for knowledge and peace are there.

I am the one person who can truthfully say, I got my job through the New York Times.

The time to repair the roof is when the sun is shining.

It is an unfortunate fact that we can secure peace only by preparing for war.

Our children and grandchildren are not merely statistics towards which we can be indifferent.

Our problems are man-made, therefore they may be solved by man. And man can be as big as he wants. No problem of human destiny is beyond human beings.