"Much of today's public anxiety about science is the apprehension that we may forever be overlooking the whole by an endless, obsessive preoccupation with the parts."

"We're as clever as we think we are, but we'll be a lot cleverer when we learn to use not just one brain but to pool huge numbers of brains. We're at a level technologically where we can share information and think collectively about our problems. We do it in science all the time - there's no reason why we can't do it in other endeavors."

"Survival, in the cool economics of biology, means simply the persistence of one's own genes in the generations to follow."

"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."

"For greed all nature is too little."

"Let thoughts come and go like clouds across an undisturbed autumn sky. Such is the immutable nature of understanding — an essential principle for the reflective life."

"He who reads widely and ponders deeply builds an unshakeable inner citadel. Such is the immutable nature of understanding."

"The sky is the part of creation in which nature has done for the sake of pleasing man."