“If you look at Earth from space you see a dot,
that’s here.
That’s home. That’s us.
It underscores the responsibility to deal more kindly
and compassionately with one another
and to preserve and cherish that pale blue dot,
the only home we’ve ever known.”
~ Carl Sagan
Carl Edward Sagan (November 9, 1934 – December 20, 1996) was an American astronomer, astrophysicist, cosmologist, author, science popularizer and science communicator in astronomy and natural sciences…Source