I hope that your Government will refrain from any action which would widen or deepen this already grave crisis and that we can agree to resume the pa… - John F. Kennedy

We have had our failures, but so have others, even if they do not admit them. And they may be less public.

It is a most important decision that we make as a nation. But all of you have lived through the last four years and have seen the significance of space and the adventures in space, and no one can predict with certainty what the ultimate meaning will be of mastery of space. I believe we should go to the moon. But I think every citizen of this country as well as the Members of the Congress should consider the matter carefully in making their judgment, to which we have given attention over many weeks and months, because it is a heavy burden, and there is no sense in agreeing or desiring that the United States take an affirmative position in outer space, unless we are prepared to do the work and bear the burdens to make it successful. If we are not, we should decide today and this year.

Today some would say that those struggles are all over — that all the horizons have been explored — that all the battles have been won — that there is no longer an American frontier. But I trust that no one in this vast assemblage will agree with those sentiments. For the problems are not all solved and the battles are not all won — and we stand today on the edge of a New Frontier — the frontier of the 1960's — a frontier of unknown opportunities and perils — a frontier of unfulfilled hopes and threats.