"I like being in the city. I like the diversity that my children are exposed to every day. I love the way their brains work. [My son] Joe turns to me the other day and says 'One day I will have a girlfriend or a boyfriend, darling. Which would you prefer?' And I said 'My love, that would be entirely up to you, and it doesn't make any difference to me.' But that he knows! It's a real privilege. Talk about the best education."