You are worth about 3 dollars worth in chemicals.

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.

He better call Becky with the good hair.

Life is Most Important in Life is The Most important Truth in Life. Any word, thought, or action that disagrees must be a lie.

I've always prided myself on my discipline as a writer. I do it like a job. I get up in the morning and go to my desk.

Now all of us can talk to the NSA -- just by dialing any number.

God loved the birds and invented trees. Man loved the birds and invented cages.

Failure is a word I don't accept.

Being fired was the best luck of my life. It made me stop and reflect. It was the birth of my life as a writer.

And if nobody reads me, shall I have wasted my time, when I have beguiled so many idle hours with such pleasant and profitable reflections?

Ridcully was to management what King Herod was to the Bethlehem Playgroup Association.

The artist doesn't have time to listen to the critics. The ones who want to be writers read the reviews, the ones who want to write don't have the time to read reviews.