These days there seems to be nowhere left to explore at least on the land area of the Earth. Victims of their very success the explorers now pretty much stay home.
Carl Sagan
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Science is based on experiment on a willingness to challenge old dogma on an openness to see the universe as it really is. Accordingly science sometimes requires courage at the very least the courage to question the conventional wisdom.
- Carl Sagan -
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The American and Russian capabilities in space science and technology mesh they interdigitate. Each is strong where the other is weak. This is a marriage made in heaven but one that has been surprisingly difficult to consummate.
- Carl Sagan -