Ken Jennings

You watch an old 'Jeopardy!' and the categories alone are very plain. 'Poetry,' or 'Movies,' or 'Physics.' If you watch it now, though, there'll be a theme board where the categories are all Hitchcock movies. Lots more jokes, lots more high-concept categories and questions.

When you see people who are really good at game shows, the one common attribute is a cool head under pressure: an ability to perform as well in the studio, surrounded by lights and noise, as you do on your couch.

There's no real road map to L.A. Everyone's journey is different. You have to persevere and be willing to put everything in it. You have to stick it out. I don't really have a safety net, but what I do is put myself in the best possible position to succeed by working hard. Also, be careful who you let into your life.

Software options proliferate extremely easily - too easily, in fact - because too many options create tools that can't ever be used intuitively. Intuitive actions confine the detail work to a dedicated part of the brain, leaving the rest of one's mind free to respond with attention and sensitivity to the changing texture of the moment.

There are clearly many good politicians who are guided by religious belief, so the mix can work. But there's a line to be drawn. It would be hugely dangerous for a country's laws to be set by the scriptures, and particularly those of the expansionist religions.