Atheism is very stupid.
Accommodation to change, the thoughtful pursuit of alternative futures are keys to the survival of civilization and perhaps of the human species.
If the greenhouse effect is a blanket in which we wrap ourselves to keep warm, nuclear winter kicks the blanket off.
Valid criticism does you a favor.
Our ancestors lived out of doors. They were as familiar with the night sky as most of us are with our favorite television programs.
We can always take but never give.
Books tap the wisdom of our species – the greatest minds, the best teachers – from all over the world and from all our history. And they’re patient.
The universe forces those who live in it to understand it.
The words “question” and “quest” are cognates. Only through inquiry can we discover truth.
The passion to explore is at the heart of being human.
Time spent with children is time well spent. Their little minds are not constrained by ‘reality’ or focused upon goals. Anything and everything is possible. Imagination will often carry us to worlds that never were. But without it we go nowhere.
Any sufficiently crisp question can be answered by a single binary digit-0 or 1, yes or no.
Much of human history can, I think, be described as a gradual and sometimes painful liberation from provincialism, the emerging awareness that there is more to the world than was generally believed by our ancestors.
If we can’t think for ourselves, if we’re unwilling to question authority, then we’re just putty in the hands of those in power.
Humans are very good at dreaming, although you’d never know it from your television.
UFOs: The reliable cases are uninteresting and in the interesting cases are unreliable.
In a complex universe, in a society undergoing unprecedented change, how can we find the truth if we are not willing to question everything and to give a fair hearing to everything?
In our time, we have sifted the sands of Mars, we have established a presence there, we have fulfilled a century of dreams!
If we continue to accumulate only power and not wisdom, we will surely destroy ourselves.
On the day that we do discover that we are not alone, our society may begin to evolve and transform in some incredible and wondrous new ways.