Look in the mirror, and don't be tempted to equate transient domination with either intrinsic superiority or prospects for extended survival.

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.

I've come to learn that being alone is better than being next to someone and feeling alone.

I used to drink tons of caffeine. Now I make smoothies with frozen berries and Green Vibrance health powder.

You're going to fall, but you got to stand.

One of my all-time favorite workouts is boxing.

Distinguisht Link in Being's endless Chain! Midway from Nothing to the Deity!

The sight of me puffing and straining apparently amused him to no end.

My mother, for the last 20 years anyway, would not call herself a Marxist but a human rights activist.

It is the future, of course, which politicians grapple with, and that is why politics is so disorderly. Only history clears away some of the debris.

I was able to interpret the difference between the sharp, quick sound and the slow, deep sound of percussion and manipulate it, get a third sound out of things, if the beats were rapid enough.

Good and evil thoughts are each a potent power, and they fill the universe.