The impossible problem today is not the moon. And it’s not Mars. It’s our home planet, and NASA can once again be of service for the betterment of all.” www.washingtonpost.com/opinions/forget-new-manned-missions-in-space-nasa-should-focus-on-saving-earth/2019/07/18/79e55eb8-a995-11e9-9214-246e594de5d5_story.html