Word: us
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Dates: during 1990-1999
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...surface of the earth were accelerating upward. This equivalence between acceleration and gravity didn't seem to work for a round earth, however; people on the other side of the world would have to be accelerating in the opposite direction but staying at a constant distance from us...
...have predicted that the universe must be either expanding or contracting. As it was, the possibility of a time-dependent universe wasn't taken seriously until observations were made in the 1920s with the 100-in. telescope on Mount Wilson. These revealed that the farther other galaxies are from us, the faster they are moving away. In other words, the universe is expanding and the distance between any two galaxies is steadily increasing with time. Einstein later called the cosmological constant the greatest mistake of his life...
...tempting to view these triumphs as the consequence of irresistible historical forces. But inevitability is merely an illusory label we impose on that which has already happened. It does not tell us what might have happened. For that, we need to view events through the eyes of those who lived them. Looked at that way, we understand that twice in mid-century, capitalism and democracy were in the gravest peril, rescued by the enormous efforts of countless people summoned to struggle by their peerless leader--Franklin Delano Roosevelt...
...defeat the merciless aggression of fascism, President Roosevelt created an international alliance to defend the world's freedom, and he committed the United States to lead. He proved that our liberty is linked to the destiny of the world, that our security requires us to support democracy beyond our shores, that human rights must be America's cause. In the 20th century's greatest crisis, President Roosevelt decisively, irrevocably committed our country to freedom's fight...
...face of depression and totalitarianism was not foretold or inevitable. It required political courage and leadership. We now know what Roosevelt and his generation made of their "rendezvous with destiny." Their legacy is our world of freedom. If the example of Franklin Roosevelt and the American Century has taught us anything, it is that we will either work together as One America to shape events or we will be shaped by them. We cannot isolate ourselves from the world; we cannot lead in fits and starts. Now, to this generation entering the new millennium, as Roosevelt said, "much has been...