Carl Sagan
No other planet in the solar system is a suitable home for human beings; it's this world or nothing. That's a very powerful perception.
More quotes and aphorisms
The man who does not read good books...Joy is prayer. Joy is strength. Joy is love...As soon as the fear approaches near...On Sunday morning, I'm not nervous...The pursuit of eternity is no longer the prerogative...We are victims of evil customs...