“I feel that I’ve often pointed out that there are countless aspects of life and nature that scientists and scientific thinkers cannot explain.”

The US Navy has several people on every ship that can navigate by the stars. They don’t fool with that.

I stand by my assertions that although you can know what happens to any individual species that you modify, you cannot be certain what will happen to the ecosystem.

NASA is an engine of innovation and inspiration as well as the world’s premier space exploration agency, and we are well served by politicians working to keep it that way, instead of turning it into a mere jobs program, or worse, cutting its budget.

Without an end to the burning of fossil fuels, coal especially, most of us will live shorter lives. I’m hopeful, but very, very concerned.

Tax dollars intended for science education must not be used to teach creationism as any sort of real explanation of nature, because any observation or process of inference about our origin and the nature of the universe disproves creationism in every respect.

My father was a very good Boy Scout. He was very skilled with knots, and he showed me how to tie a bow tie.

If you just take a single human and put him or her in the forest he or she might not do very well without some sort of education which he got or she got from some tribe.

When we see the shadow on our images, are we seeing the time 11 minutes ago on Mars? Or are we seeing the time on Mars as observed from Earth now? It’s like time travel problems in science fiction. When is now; when was then?

Winter lingered so long in the lap of Spring that it occasioned a great deal of talk.

Our goal in science is to discover universal laws of nature. That pursuit fills me with wonder.

The strange thing about grinding that might surprise many people is that you can grind things and shape them using materials that are generally somewhat softer than the thing you’re grinding and shaping.

The most serious problem facing humankind is climate change. All of these people breathing and burning our atmosphere has led to an extraordinarily dangerous situation.

It fills me with joy to know that we can pursue these answers. It is an astonishing thing that we are — you and I are one of the ways the universe knows itself.

Unlike science, creationism cannot predict anything, and it cannot provide satisfactory answers about the past.

People get a lot out of being religious. They have strong senses of community and mutual support. So, what’s not to love [there]?

Think how fortunate we are to know this much. But think also of all that’s yet to be discovered. Here’s hoping the deep answers to the deep questions-from the nature of consciousness to the origin of life-will be found in not too much more time.

In love, there’s sentiment and passion; I know only sentiment through myself, passion through others. I hear certain voices I know say: sentiment=love of the intellect; I can answer: passion=the love of the body.

Before you speak ask yourself if what you are going to say is true, is kind, is necessary, is helpful. If the answer is no, maybe what you are about to say should be left unsaid.

So far from being able to answer for my sins, I cannot even answer for my righteousness!

I did not know that children think the hard questions they ask are easy and thus expect easy answers to them, and that they are disappointed when they get cautious, complex answers.

I have nothing to hide. I am a servant of the living God. He is the only one I answer to.

The value of the security analyst to the investor depends largely on the investor’s own attitude. If the investor asks the analyst the right questions, he is likely to get the right or at least valuable answers.

Finger pointing does not provide answers to grieving relatives

There are simply no answers to some of the great pressing questions.