Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars. ...

But if we do not destroy ourselves, I believe that we will one day venture to the stars. (Carl Sagan)

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Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars.

Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars.

Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars.

Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars.

Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars.

Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars.

Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars.

Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars.

Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars.

Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars.

Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars.

Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars.

Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars.

Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars.

Carl Sagan Quotes: But if we do not destroy ourselves, I believe that we will one day venture to the stars.