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Man must at all costs overcome the Earth's gravity and have, in reserve, the space at least of the Solar System.

Konstantin Tsiolkovsky

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Konstantin Tsiolkovsky
Age: 78 †
Born: 1857
Born: September 17
Died: 1935
Died: September 19
Aerospace Engineer
Astronomer
Cosmologist
Inventor
Mathematician
Philosopher
Physicist
Science Fiction Writer
Scientist
Teacher
Writer
Konstantin Tsiolkovsky
Tsiolkovskii
Konstantin Eduardovich Tsiolkovsky
Space
Gravity
Earth
Costs
Must
Thrive
Men
Overcome
Overcoming
Cost
Solar
System
Reserve
Least
Reserves

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A planet is the cradle of mind, but one cannot live in a cradle forever.
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Man will not always stay on Earth the pursuit of light and space will lead him to penetrate the bounds of the atmosphere, timidly at first, but in the end to conquer the whole of solar space.
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First, inevitably, the idea, the fantasy, the fairy tale. Then, scientific calculation. Ultimately, fulfillment crowns the dream.
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The Earth is the cradle of Humanity. But one doesn't always live in the cradle.
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All our knowledge - past, present, and future - is nothing compared to what we will never know.
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