My knowledge of science came from being with Carl, not from formal academic training. Carl gave me a thrilling tutorial in science and math that lasted the 20 years we were together.

Ten long trips around the sun since I last saw that smile, but only joy and thankfulness that on a tiny world in the vastness, for a couple of moments in the immensity of time, we were one.

A lot of people have this ego need that makes them want to believe that Earth is the center of the universe and humans are the most important species, the supreme expression of creation.

If you are searching for sacred knowledge and not just a palliative for your fears, then you will train yourself to be a good skeptic.

And what greater might do we possess as human beings than our capacity to question and to learn?

Carl did not want to believe. He wanted to know.

I guess I so desperately want to see us put this planet right. It's so horrifying to me that a fifth of us are starving every night, and that forty thousand children die every single day.

We smoked the way other American families would have wine with dinner. For us, it was our sacrament. It was something that made a great life sweeter in every possible way.

Interviewer: "Didn't [Sagan] want to believe?" Druyan: "He didn't want to believe. He wanted to know.

Science is nothing more than a neverending search for the truth.

Carl took on the military-industrial complex. He campaigned around the world for an end to the production of weapons of mass destruction. To him it was a perversion of science.

You do not have to be beautiful.You do not even have to be intelligent.All you have to do is practice kindness, for that is our purpose.

Live in rooms full of light.

Most people chasing their dreams don't see the bigger picture, they just see the silhouette. Make the vision real!

Know'st thou yesterday, its aim and reason? Work'st thou will today for worthier things? Then calmly wait the morrow's hidden season, And fear thou not, what hap soe'er it brings

It seems that they're playing with one leg tied together.

There are only two kinds of people in this world. The realists and the dreamers. The realists know where they are going and the dreamers have already been there.

Aggression is what I do. I go to war. You don't contest football matches in a reasonable state of mind.

If your boss gets drunk and offers to photocopy her posterior, do not helpfully suggest pressing reduce 75%.

Oh, you can't describe someone you're in love with!

Possibly the greatest waste in life is the gap between what you are and what you could become.