“Other things being equal, it is better to be smart than to be stupid.”

Your god is too small for my universe.

A galaxy is composed of gas and dust and stars – billions upon billions of stars. Every star may be a sun to someone.

One of the great commandments of science is: Mistrust arguments from authority.

Extinction is the rule. Survival is the exception.

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

If we ruin the earth, there is no place else to go.

The significance of our lives and our fragile planet is then determined only by our own wisdom and courage.

All civilizations become either spacefaring or extinct.

If we continue to accumulate only power and not wisdom, we will surely destroy ourselves.

Across the sea of space, the stars are other suns.

You are worth about 3 dollars worth in chemicals.

We live on a mote of dust suspended in a sunbeam.

We can judge our progress by the courage of our questions and the depth of our answers, our willingness to embrace what is true rather than what feels good.

For me, it is far better to grasp the Universe as it really is than to persist in delusion, however satisfying and reassuring.

The visions we offer our children shape the future.

Nature is unsentimental. Death is built in.

Intelligence is a great leveler here as elsewhere.

Nobody is superior, nobody is inferior, but nobody is equal either. People are simply unique, incomparable. You are you, I am I.

It is my belief that there is a greater understanding than ever that women need to be equal participants in our homes, in our societies, in our governments, and in our workplaces.

Even with the utterly lost, to whom life and death are equally jests, there are matters of which no jest can be made.

Those who are really in earnest must be willing to be anything or nothing in the world’s estimation.

Many abolitionists have yet to learn the ABC of woman’s rights.

There is no history about which there is so much ignorance as this great movement for the establishment of equal political rights for women

Is word, sound, and power that break down de barriers of oppression an drive away transgression and rule equality.