I have a theory that the secret of marital happiness is simple: drink in different pubs to your other half.

I wrote my earliest piece for The Sunday Times about being a young wife.

The memo's chief function ... is as a track-coverer, so that you can turn on someone six months later and snarl: 'Well, you should have known about it, I sent you a memo.

Youve simply got to go on and on with your family and friends and tell them how much you love them because you never know whether theyll be there tomorrow, do you?

Always be nice to everyone in the firm on the way up. You never know who you may meet on the way down.

Without doubt, keep a diary. From the day you're born, keep a diary, because we all forget things so quickly.

Go to lots of interviews, at least one a month even when you don't need a job, to keep in training for when you do.