I was thrilled with how the first series of 'Sherlock' was received. It was such great fun to film, which makes it so rewarding when something you enjoy is so well received.

I struggle to learn by rote. I've had meltdowns on set. Which is embarrassing and shameful.

I don't live beyond my means. I enjoy luxury and I enjoy the privilege of it, when I can afford it, and I'm in the situation where it's been given to me, but I'm very conscious of what is wasteful.

The more charming person is the person who admits the other person is more charming.

I've said for quite a long time I'd like him to have a different haircut. I quite like my hair being short. You know, we've been away two years, let's f*** around with his outfit, let's f*** around with his haircut, let's do something different.

Live a life less ordinary.

I've been very lucky at what's happened in my career to date, but playing something as far from me as possible is an ambition of mine - anything from a mutated baddy in a comic book action thriller, to a detective. If anything, I'd like Gary Oldman's career: he's the perfect example of it. I've love to have a really broad sweep of characters - to be able to do something edgy, surprising and unfashionable.