By the way, most of the light that comes from the sun is green.

The thing about a theory in science is it allows you make predictions. Evolutionary theory allows us to predict what apples will taste good next harvest.

I try to speak plainly and be sympathetic to the idea of religions where people gather in community. They get a sense of people looking out for each other. My claim is that we have a tendency to look out for each other whether or not there is a religion involved.

I tell personal stories associated with aspects of the theory, and I hope they are interesting and compelling. I don't feel you're going to change a grownup's mind in one reading. People have to be exposed to scientific ideas over and over again for years. It's also not a textbook.

If the Earth gets hit by an asteroid, it's game over. It's control-alt-delete for civilization.

If you want grown-ups to recycle, just tell their kids the importance of recycling, and they'll be all over it.

Science is the key to our future, and if you don't believe in science, then you're holding everybody back.