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50 anni fa questo discorso di JFK
[youtube=http://www.youtube.com/watch?v=TuW4oGKzVKc&w=480] I am delighted that this university is playing a part in putting a man on the moon as part of a great national effort of the United States of America. Many years ago the great British explorer George Mallory, who was to die on Mount Everest, was asked why did he want to climb…
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Carl Sagan – The Humans
[youtube=http://www.youtube.com/watch?v=iR-mFcEhQXQ&w=480] …victims of their very success, the explorers now pretty much stay home.