The Spirit Of Man Can Endure Only

I Go To Books And To Nature As A Bee Goes To The Flower, For A Nectar That I Can Make Into My Own Honey.

To See Earth Fully We Already Need To Love It

One May Return To The Place Of His Birth, He Cannot Go Back To His Youth.

I Seldom Go Into A Natural History Museum Without Feeling As If I Were Attending A Funeral.

The Thing That I Focus On Because I Don't Think It Gets Enough Attention Is That Among The World's Major Powers, There Is Still A Nuclear Balance Of Terror - I'm Talking About Between The United States And Russia, The United States And China.