I abandoned my religious teachings after I read the Bible twice - cover to cover. It took me a couple of years.

But as the cerebellum degrades with age, so does the quality of memories. The memories are there, but they're not as good.

Science is the key to our future, and if you don’t believe in science, then you’re holding everybody back. And it’s fine if you as an adult want to run around pretending or claiming that you don’t believe in evolution, but if we educate a generation of people who don’t believe in science, that’s a recipe for disaster. We talk about the Internet. That comes from science. Weather forecasting. That comes from science. The main idea in all of biology is evolution. To not teach it to our young people is wrong.

If you memorize the periodic table it will speed you up if you're a chemist, but by and large, the reason you have a periodic table is so that you can store that information outside of your body. That way it frees up some part of your brain to do something else...

No matter what you may believe spiritually or otherwise, the Earth is clearly not 6,000 or 10,000 years old.

There is no debate in the scientific community...We need [Congress] to change things, not to deny what's happening.

I say to the grown-ups, 'If you want to deny evolution and live in your world that's completely inconsistent with everything we've observed in the universe that's fine. But don't make your kids do it.'