Darwin's theory of evolution is a framework by which we understand the diversity of life on Earth. But there is no equation sitting there in Darwin's 'Origin of Species' that you apply and say, 'What is this species going to look like in 100 years or 1,000 years?' Biology isn't there yet with that kind of predictive precision.

I see all this talk about jobs going overseas as a symptom of the absence of innovation. And the absence of innovation is a symptom of there being no major national priority to advance a frontier.

The greatest of people in society carve niches that represent the unique expression of their combinations of talents. If everyone had the luxury of expressing the unique combination of talents in this world, our society would be transofrmed over night.

A common way to compute density is, of course, to take the ratio of an object's mass to its volume. But other types of densities exist, such as the resistance of somebody's brain to the imparting of common sense.

Relativity. Gravity. Quantum. Electrodynamics. Evolution. Each of these theories is true, whether or not you believe in them.

The dinosaurs never saw that asteroid coming. What's our excuse?

Intelligent design is a philosophy of ignorance.