Authors: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

The problem is that many people operate on the assumption that NASA should go to Congress every year with hat in hand and justify it every year. Well, I see it as the greatest economic driver that there ever was. Economic drivers don't need justification.

Neil deGrasse Tyson

Copyright © 2001 - 2014 BrainyQuote