My intent for EPs - and, really, my philosophy on my music - is that every single song has to be worth it.

I want it all. I want the Pepsi endorsement. I want the arena shows. I want Times Square!

I'm a pretty aggressive girl in general. So if there's a boy that I like, you're going to know how I feel. I just put it out there.

Whether or not cutting my hair was the right decision, it empowered me.

I’m very much half-American - my mom is American. I grew up in Australia until I was 16 then I finished high school over here because I got into this performing arts high school.

The answer is in your dreams, the ones you dream while you’re asleep and the ones you dream while you’re awake.

It is always advisable to perceive clearly our ignorance.

I speak the truth not so much as I would but as much as I dare and I dare a little more as I grow older.

Log Log Log (x) goes off to infinity with x, but has never been observed to do so.

I came to New York to see what I could see - that's from a children's book, isn't it? - and to find the living part.

God, what a world, if men in street and mart felt that same kinship of the human heart which makes them, in the face of fire and flood, rise to the meaning of true brotherhood.

We have the most flexible and adaptive economy. Making sure we sustain the ability of the American economy to perform well is really the priority of economic policy.

When you're 25, it's a little bit easier to be daring, especially if you are a pop star, because eccentric behavior is expected from you.

My spirit life is also the medium in which I live. It's not something that comes and goes. Without one the other wouldn't exist.

Death: Human beings make life so interesting. Do you know, that in a universe so full of wonders, they have managed to invent boredom.