Personally, the worst thing a boy can do to a girl is to ignore her while she's loving him with all her heart.

When you first open Niall [Horan]'s wallet, the first thing you see is a picture of Justin Bieber and a picture of us.

I think in the industry we're in and the type of audience we have, we're never going to escape the idea of being young. Which I don't mind myself. I mean, who wants to grow up anyway? I don't want to grow up.

The only thing I can say, once again, is thank you, to all of you, to everyone who's supported us so far. From the people who first picked up the phone and voted on x factor, to the people who went into the shop and bought our albums and everybody in between. Thank you so much for a fantastic opportunity and helping me and the boys to where we are today.

You have to live hardcore to be hardcore.

Once I cried in a restaurant because the waitress told me I couldn't eat my soup with a fork, I had to use a spoon.

Harry [Styles] is like a younger brother. We do exercises together then he asks me to prepare a sandwich for the effort.