Neil DeGrasse TysonNeil DeGrasse Tyson The four most common chemically active elements in the universe - hydrogen, oxygen, carbon, and nitrogen - are the four most common elements of life on Earth. We are not simply in the universe. The universe is in us. Neil DeGrasse Tyson BestQuotes4Ever.com The four most common chemically active elements in the universe - hydrogen, oxygen, carbon, and nitrogen - are the four most common elements of life on Earth. We are not simply in the universe. The universe is in us. |
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