It is necessary, I believe, to accept this idea, not only for science, but also for other things; it is of great value to acknowledge ignorance.  It is a fact that when we make decisions in our life we don't necessarily know that we are making them correctly; we only think that we are doing the best we can – and that is what we should do.

Don't let MGM distribute a film you care about.

The number one rule I give them is just not give them the golden rule. Do unto others, I'm not a religious guy, but, I mean, nobody said it any better in a couple thousand years than that, which may be why it's lasted to a certain degree too. I mean, more people are reading a 2000-year-old book about how to behave than anything that anybody's coming up with lately. Now it's got a lot of, particularly the Old Testament, it's got different kinds of stories, to some extent, but if the whole world lived by the golden rule, it would be such a more wonderful society.

You’re going to come up against brick walls in life. You’ve got to go over them, under them, around them, or crash through them, but somehow or other you’ve got to get to the other side.

I find it difficult to sit still.

I would really love to know my parents as an adult. I lost my dad when I was 14 and my mum when I was 20.

In 2016, the moment my agent rang me to tell me I’d got the part of Hamlet for the RSC. While I was on the phone, I looked to my left and turned to the right, and a bus whizzed by and the wing mirror was so close to me that it knocked my hat off.

I was a happy kid. I had quite a small life: I grew up in Walthamstow and didn’t really leave east London. I didn’t go to the South Bank for the first time until I was 18 years old.

After losing my mum still managing to finish drama school, because that was really difficult. I lost her in the first year.

Called me the N-word.