If NASA were advancing a space frontier there would be challenges you've never seen before. You have to be creative and you have to patent some new idea. You get to Mars...well, how do we get the water from the soil? I gotta invent a new device that will do that. And the carbon dioxide in the atmosphere, how can we use that? Can we breathe the oxygen from the carbon dioxide?

I think that intelligence is such a narrow branch of the tree of life - this branch of primates we call humans. No other animal, by our definition, can be considered intelligent. So intelligence can't be all that important for survival, because there are so many animals that don't have what we call intelligence, and they're surviving just fine.

Some of the greatest poetry is revealing to the reader the beauty in something that was so simple you had taken it for granted.

The more of us that feel the universe, the better off we will be in this world.

America 2012: The Learning Channel has HoneyBooBoo, History Channel has PawnStars: and the Science Channel has PumpkinChunkin

The supermoon is a 16-inch pizza compared with a 15-inch pizza. It's a slightly bigger moon; I ain't using the adjective 'supermoon.'

A state of negative energy means that you are essentially getting something for nothing.