Without black, no color has any depth. But if you mix black with everything, suddenly there's shadow - no, not just shadow, but fullness. You've got to be willing to mix black into your palette if you want to create something that's real.
When I wrote 'The Shadow Thief,' I had an obsession with Peter Pan. I get focused on things. In fact, I was an absolute horror to live with at that stage. I had a big fight with my mum because I wanted her to change the windows so Peter Pan could visit me.
But on this show, it's a good question because in the 35 shows that we've done now, I've really made a consistent effort to really shadow the directors because in many ways they have to be more prepared than feature directors.
I was shadow health secretary for six years, and the beauty of being in opposition - if there is any beauty - is that you tend to get a pretty unvarnished view because no one bothers to paint the coal white before you turn up.
All of my life had been spent in the shadow of apartheid. And when South Africa went through its extraordinary change in 1994, it was like having spent a lifetime in a boxing ring with an opponent and suddenly finding yourself in that boxing ring with nobody else and realising you've to take the gloves off and get out, and reinvent yourself.
It's easy to look at the vampires as a metaphor for any feared or misunderstood group. It's also easy to look at them as a metaphor for a shadow organization that says one thing and has a completely different agenda on their mind, and anybody who gets in their way, they just get rid of them. Does that sound familiar?
Alas for the affairs of men! When they are fortunate you might compare them to a shadow; and if they are unfortunate, a wet sponge with one dash wipes the picture away.