Survival, in the cool economics of biology, means simply the persistence of ones own genes in the generations to follow. – Lewis Thomas
At this early stage in our evolution, now through our infancy and into our childhood and then, with luck, our growing up, what our species needs most of all, right now, is simply a future. – Lewis Thomas
Our behavior toward each other is the strangest, most unpredictable, and most unaccountable of all the phenomena with which we are obliged to live. In all of nature, there is nothing so threatening to humanity as humanity itself. – Lewis Thomas
We are, perhaps, uniquely among the earths creatures, the worrying animal. We worry away our lives, fearing the future, discontent with the present, unable to take in the idea of dying, unable to sit still. – Lewis Thomas