I once talked with General Charles M. Duke, a former astronaut who went on the Apollo 16 mission to the moon. I asked, “Once you were there, weren’t you free to make your own decisions and carry out your own experiments. He smiled and said “Sure, if I didn’t want to return to earth!” He went on to describe the intricate plan, the precise instructions, the essential discipline and the instant obedience that was needed right down to a split
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