Nature is impersonal, awe-inspiring, elegant, eternal. It's geometrically perfect. It's tiny and gigantic. You can travel far to be in a beautiful natural setting, or you can observe it in your backyard - or, in my case, in the trees lining New York City sidewalks, or in the clouds above skyscrapers.
It is unfortunately true that our generation and that of your parents have left you with a big mess that will now be yours to clean up: wars, budget challenges, pollution, global warming, battles of health care, natural disasters. They're all there for you. We're willing those to you. Are you ready?