Clip of quote: who Carl Sagan is. Clip of quote: who Carl Sagan is. Yarn is the best way to find video clips by quote. Find the exact moment in a TV show, movie, or music video you want to share. Easily move forward or backward to get to the perfect spot. It's available on the web and also on Android and iOS.
who Carl Sagan is.
Image of who Carl Sagan is.
who Carl Sagan is.
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