Konstantin Tsiolkovsky

Mankind will not forever remain on Earth but, in the pursuit of light and space, will first timidly emerge from the bounds of the atmosphere and then advance until he has conquered the whole of circumsolar space.
Mankind will not forever remain on Earth but, in the pursuit of light and space, will first timidly emerge from the bounds of the atmosphere and then advance until he has conquered the whole of circumsolar space.
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These are some quotes by Russian author Konstantin Tsiolkovsky Scientist, who lived between September 5, 1857 and September 19, 1935.