New discoveries in science and their flow of new inventions will continue to create a thousand new frontiers for those who still would adventure.
Let us never forget this: since the day of the air, the old frontiers are gone. When you think of the defense of England you no longer think of the chalk cliffs of Dover; you think of the Rhine. That is where our frontier lies.
The words spoken by the leader of the free world can expand the frontiers of freedom or shrink them.
I am astonished each time I come to the U.S. by the ignorance of a high percentage of the population, which knows almost nothing about Latin America or about the world. It's quite blind and deaf to anything that may happen outside the frontiers of the U.S.
We stand today on the edge of a new frontier.
You may live in an imperfect world but the frontiers are not closed and the doors are not all shut.
In this world, shipmates, sin that pays its way can travel freely, and without passport; whereas Virtue, if a pauper, is stopped at all frontiers.
The principle mark of genius is not perfection but originality, the opening of new frontiers.
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.
Right knows no boundaries, and justice no frontiers; the brotherhood of man is not a domestic institution.
I do not see how a man can work on the frontiers of physics and write poetry at the same time. They are in opposition.
Poetry is like a bird, it ignores all frontiers.
Thank God we're going to try to continue and effectively defend our frontiers with the Border Patrol, with the Customs Department, with the Coast Guard, with the Armed Forces.
Doubt begins only at the last frontiers of what is possible.
The principal mark of genius is not perfection, but originality.
To see things plainly, you have to cross a frontier.
The new frontier lies not beyond the planets but within each one of us.
every frontier is doomed to produce an opposition beyond it. Nothing short of the universal can build the unfenced peace.
Science has explored the microcosmos and the macrocosmos; we have a good sense of the lay of the land. The great unexplored frontier is complexity.
To boldly go where no one has gone before
I do not know much about gods; but I think that the river is a strong brown god-sullen, untamed and intractable, Patient to some degree, at first recognized as a frontier; Useful, untrustworthy, as a conveyor of commerce; Then only a problem confronting the builder of bridges. The problem once solved, the brown god is almost forgotten By the dwellers in cities-ever, however, implacable. Keeping his seasons, and rages, destroyer, reminder Of what men choose to forget. Unhonored, unpropitiated By worshippers of the machine, but waiting, watching and waiting.
I'm very optimistic because I think that the real strength of a nation like the United States comes from blending cultures. There's no way that you can close the frontiers anywhere. The borders are there to be violated permanently.
I, a product of the New Frontier and Great Society, honestly believed that the world pretty much owed me a living--all I had to do was wait around in order to live better than my parents.
It was titillating to brush up against the enigma of mortality, to steal a glimpse across its forbidden frontier. Climbing was a magnificient activity, I firmly believed, not in spite of the inherent perils, but precisely because of them.
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