When I was younger, I was always described as happy-go-lucky.

People want leadership, Mr. President, and in the absence of genuine leadership, they'll listen to anyone who steps up to the microphone. They want leadership. They're so thirsty for it they'll crawl through the desert toward a mirage, and when they discover there's no water, they'll drink the sand.

I don't keep up with it all. But Taylor Swift writes songs about everybody she goes out with, right? What a way to build a career.

There's something I have about being Canadian - there's a distance it gives you when you live in the States and operate in American culture. You approach familiar things a different way; you come at it from a different angle. It's a trait that runs through a lot Canadian artists' work and actors' work and musicians' - that kind of special remove.

I got sick of turning on the TV and seeing my face.

But the key to our marriage is the capacity to give each other a break. And to realize that it's not how our similarities work together; it's how our differences work together.

One of the great things about Parkinson's, in a superficial way, is it relieved me of vanity. I don't worry about what I look like, because it's literally out of my hands. But on a deeper level, it gives you a real humility, because you have to deal every day with the fact that you compromise.