Fracking is an incredible risk to the human race, I don't know why they even thought of doing it.

People don't remember each tree in a park but all of us benefit from the trees. And in a way, artists are like trees in a park.

Many of my songs were dance orientated from way back. That's because I love dance! When I hear a dance number, just hearing the first eight bars, it immediately makes my bod start moving and dancing.

When I was four years old, my mother put me into a school for early music education where you get perfect pitch and harmony and composition.

After my husband John Lennon passed away, I tried to smile for my health.

Sometimes I have compared myself with a scientist or something: when you discover something and you don't expect the whole world to understand it. I always thought I was doing that kind of activity, in art and in music too.

When I'm putting some communication out on Twitter or Facebook or Instagram, I think that it's helping me, my brain, you know, because it's always somehow stimulated by people who are sending things to me. And it works both ways. It's great. My brain is very happy about it.