The world's going to change climatically. We just want to control the change. We want to have a high quality of life for billions of people as we pass through this era.

A two-and-a-half-year-old is pretty experienced at making a mess, anyway.

Talk about science with everyone you meet. Especially talk about climate change. It needs to become a part of our everyday conversation (the way it is everywhere else in the world).

I always say when you see that old black-and-white footage of the rocket on the launch pad and it falls over and explodes, that's because people had slide rules. Not having the decimal point is a real drawback. You want the decimal point, take it from me.

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

Millennial voters are very concerned about climate change and will vote for candidates who are planning to address it. But the systems that are in place - people talk about gerrymandering and the money that's in politics, this is a real thing, a real effect - and it's hard for climate change-denying legislators to get voted out. But I predict it will happen.

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