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<blockquote><a href="http://quotationsbook.com/quote/47272/">The sky calls to us. If we do not destroy ourselves, we will one day venture to the stars.</a></blockquote><br> <a href="http://quotationsbook.com/quotes/author/8356/">Sagan, Carl</a> on <a href="http://quotationsbook.com/quotes/tag//"></a><br> Quote from <a href="http://quotationsbook.com">Quotations Book</a>