Alan Shepard Quotes
Whether you are an astronomer or a life scientist, geophysicist, or a pilot, you've got to be there because you believe you are good in your field, and you can contribute, not because you are going to get a lot of fame or whatever when you get back.
Citations
Shepard, Alan. Interview. Academy of Achievement, 19 Feb. 1991.
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Alan Bartlett Shepard Jr. was an American astronaut, naval aviator, test pilot, and businessman. In 1961, he became the second man and the first American to travel into space, and in 1971, he walked on the Moon.