Nature is what she is - amoral and persistent.

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.

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.

Change was not something you waited for, quietly, mutely, in a house by the ocean, nothing would ever change unless we forced it into shape.

How did I get 'IT'? - By crying, begging, yelping! - Any of this helping?

Aggressiveness, complaints, pressures, drama and polemics can wipe out a favor or a promise and stain a generous deed.

One's mind has a way of making itself up in the background, and it suddenly becomes clear what one means to do.

I don't have much patience with sick people.

I love Nautilus and stretching. The results are immediate, and that gives me the motivation to continue.

...death is ultimately a dimension of life through which we journey into timelessness.

In the U.S. Senate, in the short term we need to reduce the tax burden on hard working individuals, families, and small businesses.

What argufies pride and ambition? Soon or late death will take us in tow: Each bullet has got its commission, And when our time's come we must go.

Before any movie of yours gets made, it will be vetted by the studio's marketing department. So, you do have to answer the question: Who is your movie for?