“ If our long-term survival is at stake, we have a basic responsibility to our species venture to other worlds. Sailors on a becalmed sea, we sense the stirring of a breeze. ”
Carl Sagan, Pale Blue Dot (1994). copy citation
Author | Carl Sagan |
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Source | Pale Blue Dot |
Topic | space survival exploration |
Date | 1994 |
Language | English |
Reference | |
Note | |
Weblink |