The Earth is a very small stage in a vast cosmic arena.

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.

Be grateful everyday for the brief but magnificent opportunity that life provides.

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.

Sailors on a becalmed sea, we sense the stirring of a breeze.

All of the rocky and metallic material we stand on, the iron in our blood, the calcium in our teeth, the carbon in our genes were produced billions of years ago in the interior of a red giant star. We are made of star stuff.

Science is not perfect. It's often misused; it's only a tool, but it's the best tool we have. Self-correcting , ever changing, applicable to everything: with this tool, we vanquish the impossible.