You’re capable of such beautiful dreams and such horrible nightmares...
Clutching our crystals and religiously consulting our horoscopes, our critical faculties in steep decline, unable to distinguish between what’s true and what feels good, we slide, almost without noticing, into superstition and darkness.
Extraordinary claims require extraordinary evidence.
We are made of star stuff. For the most part, atoms heavier than hydrogen were created in the interiors of stars and then expelled into space to be incorporated into later stars. The Sun is probably a third generation star.
We are the custodians of life’s meaning.
Any civilization that doesn’t develop space travel dies.
We are not smart enough to decide which pieces of knowledge are permissible and which are not.
There is never only ONE of anything in nature.
Our concern for the future can be tested by how well we support our libraries.
Those with the courage to explore the weave and structure of the Cosmos, even where it differs profoundly from their wishes and prejudices, will penetrate its deepest mysteries.
Wisdom lies in understanding our limitations.
Man is the matter of the cosmos, contemplating itself.
Thus the recent rapid evolution of human intelligence is not only the cause of but also the only conceivable solution to the many serious problems that beset us.
To live in the hearts of others is to never die in those we leave behind.
The difference between physics and metaphysics is not that the practitioners of one are smarter than the practitioners of the other. The difference is that the metaphysicist has no laboratory.
First rule in government spending: Why build one, when you can have two at twice the price?
Cleverly designed experiments are the key.
Books are key to understanding the world and participating in a democratic society.
I would love to believe that when I die I will live again, that some thinking, feeling, remembering part of me will continue.
War is murder writ large.