Space is the ultimate frontier. I think when people historically thought of the frontier, there was where you were living and then there was some edge beyond which no one had explored.

Dreams about the future are always filled with gadgets.

Claiming there is no other life in the universe is like scooping up some water, looking at the cup and claiming there are no whales in the ocean.

Knowing how to think empowers you far beyond those who know only what to think.

Need a distraction today? Not only does 12 + 1 = 11 + 2, but the letters "twelve plus one" rearrange to give you "eleven plus two."

We are part of this universe; we are in this universe, but perhaps more important than both of those facts, is that the universe is in us.

The Universe is under no obligation to make sense to you.

Today, scientists sound the alarm on other environmental dangers. Vested interests still hire their own scientists to confuse the issue. But in the end, nature, will not be fooled.

If you're really successful at bullshitting, it means you're not hanging around enough people smarter than you.

We are all connected; To each other, biologically. To the earth, chemically. To the rest of the universe atomically.

Santa knows Physics: Of all colors, Red Light penetrates fog best. That's why Benny the Blue-nosed reindeer never got the gig.

Secrets, once spoken, have a way of running away from you. They cannot be gathered in again.

The mind that is wise mourns less for what age takes away than what it leaves behind.

I don't care a damn for your loyal service when you think I am right; when I really want it most is when you think I am wrong.

You cannot make a demand on your life that exceeds your belief about it. Your belief is creating a personal law. It’s not the truth, but a lie believed will act like a law until it’s neutralized.

We believe firmly that Communism internally and externally can and must be fought without resort to the Communist tactics of the suppression of all individual freedom.

There are many respects in which America, if it can bring itself to act with the magnanimity and the empathy appropriate to its size and power, can be an intelligent example to the world.

I don't do my own stunts, but I do my own fighting. I don't consider fighting to be a stunt.

The worst, the most difficult thing I think is that the more you become intrigued by science and the information is out there, the more you are aware of the paucity of your own knowledge.

You can only give your heart away once, after that, everything else will chase your first love