If you have a good self-esteem, you can be generous, you can give back and you can be productive in the world.

There's nothing more romantic after not seeing your husband for four months than to have our first night back together, on a Broadway stage, with 12 million people watching.

My kids don't slow down, but they like to hang just with us, with mum and dad. They play with us and we play, too.

I know I'm being judged, and anyone who works in the public eye will get some negativity at some point. It can be tough and it hurts. I can be very tough on myself. Occasionally, I hear or read something cruel and I'm shocked.

My father was a lawyer and to my best knowledge nobody in my family before had interest in science.

Why do you do science? In this particular case, we don't have a very good reason to be doing this except for the knowledge that it brings. This research is especially important to young people. We all want to know what's going on in the universe.

How is it that, in the face of overwhelming scientific evidence, there are still some who would deny the dangers of climate change? Not surprisingly, the loudest voices are not scientific, and it is remarkable how many economists, lawyers, journalists and politicians set themselves up as experts on the science.

Traditionally, the science fiction reader has been the 16- to 24-year-old male, especially the male with an interest in technology.