She had studied the universe all her life, but had overlooked its clearest message: For small creatures such as we the vastness is bearable only through love.

Somewhere, something incredible is waiting to be known.

It is far better to grasp the universe as it really is than to persist in delusion, however satisfying and reassuring.

The nitrogen in our DNA, the calcium in our teeth, the iron in our blood, the carbon in our apple pies were made in the interiors of collapsing stars. We are made of starstuff.

Imagination will often carry us to worlds that never were. But without it we go nowhere.

I don't want to believe. I want to know.

The absence of evidence is not the evidence of absence.

The brain is like a muscle. When it is in use we feel very good. Understanding is joyous.

We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology.

For small creatures such as we the vastness is bearable only through love.

You have to know the past to understand the present.

Sometimes I lie in bed trying to decide which of my friends I truly care about, and I always come to the same conclusion: none of them.

You only get one go at it... might as well Rock it.

Joy steals upon me, such joy as calls forth tears.

Performing doesn't turn me on. It's an egomaniac business, filled with prima donnas - including this one.

Drinking is bad taste but tastes good.

If there is a leak out of my administration, I want to know who it is. If the person has violated law, the person will be taken care of.

The world is indeed comic, but the joke is on mankind.

I hit a ball for a living, but I have that passion to keep learning.

In Rockford I decided that I had seen enough of the world.

Money can't buy friends, but you can get a better class of enemy.