Creationist critics often charge that evolution cannot be tested, and therefore cannot be viewed as a properly scientific subject at all. This claim is rhetorical nonsense.

Orchids were not made by an ideal engineer; they are jury-rigged from a limited set of available components.

I am, somehow, less interested in the weight and convolutions of Einstein’s brain than in the near certainty that people of equal talent have lived and died in cotton fields and sweatshops.

Science is an integral part of culture. It's not this foreign thing, done by an arcane priesthood. It's one of the glories of the human intellectual tradition.

We cannot win this battle to save species and environments without forging an emotional bond between ourselves and nature as well - for we will not fight to save what we do not love.

Advocates for a single line of progress encounter their greatest stumbling block when they try to find a smooth link between the apparently disparate designs of the invertebrates and vertebrates.

Ordinary speciation remains fully adequate to explain the causes and phenomenology of punctuation.

Nothing is more dangerous than a dogmatic worldview - nothing more constraining, more blinding to innovation, more destructive of openness to novelty.

The center of human nature is rooted in ten thousand ordinary acts of kindness that define our days.

If genius has any common denominator, I would propose breadth of interest and the ability to construct fruitful analogies between fields.

An old paleontological in joke proclaims that mammalian evolution is a tale told by teeth mating to produce slightly altered descendant teeth.

You're the girl from the song- the girl with kaleidoscope eyes.

It had felt as if I were truly awake for the first time, true knowledge running like ice in my blood.The memory exhilirated me for a moment, then left me with a broken cord of loss.

I do not believe a man can ever leave his business. He ought to think of it by day and dream of it by night.

The best advice about getting older? Just be thankful you're not dead!

There are probably several hundred thousand if we narrow the definition to include only those who in their search for money and power are ruthless and deceitful.

Run faster, jump higher, reach farther, and you'll always win!

I am surprised that anyone can profess to be an atheist.

To love is to admire with the heart; to admire is to love with the mind.

The only habits you never conquer are the ones you put off doing something about.

Our fathers were Englishmen which came over this great ocean, and were ready to perish in this wilderness.