These are very subtle things, of course, and I don't expect everyone to pick them up consciously, but I think that there is something there that you must be able to feel, there is an energy at work that I must trust my audience will be able to pick up at some level.
I've always felt that I'm affected by the world, by the way we treat each other, by the way different countries treat each other.
Memory is quite central for me. Part of it is that I like the actual texture of writing through memory.