People think that if you are a scientist you have to give up that joy of discovery, that passion, that sense of the great romance of life. I say thats completely opposite of the truth.

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.

The greatest people in history were those who lived a life of significance and service. You can join them if you’re willing to serve.

The difference between successful and unsuccessful people is that successful ones know that the most unprofitable thing ever manufactured is an excuse.

Money is just a tool. It will take you anywhere you want, but you have to be the driver

Numberless arts appear foolish whose secret motives are most wise and weighty.

Yes, I found myself, by insensible degrees, sincerely fond of her; and the happiest hours of my life were what I spent with her.

My father always told me, you can only be your own best. In other words, if you feel you've done your best, you've done well enough.

One can only become a philosopher, but not be one. As one believes he is a philosopher, he stops being one.

Direct navigation traffic is by far the most highly targeted form of web traffic available.

My gut tells me everything I need to know.

Fat girls aren’t real people.