text: The author had conving points that would make sense for anyone to want to visit mars, but were overshadowed with doubt that it could actually happen. Therefore, the question is raised if it is worth continuing to use millions of dollars and the possibility of losing life to learn what a planet was like in the past which as of now is not capable of sustaining life. In the text it is said "Our travels on earth and beyond should not be limited by dangers and doubts but should be expanded to meet the very edges of imagination and innovation." this basically means no matter the danger or risks there is we should be able to expand to do what we have always wanted to do with innovation.