Wise words from Carl Sagan Wise words from Carl Sagan. One of the great thinkers of our time. His words emphasize the importance of us protecting our planet. Click to share on Facebook (Opens in new window) Click to share on Twitter (Opens in new window) Click to share on LinkedIn (Opens in new window) Found this useful? Share with Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on LinkedIn (Opens in new window) Related Articles Samsung Safety Trucks Save LivesNAO Next Gen103.4 MPH of Sheer Awesomeness! Follow the blog Enter your email to receive new posts in your inbox