When I write, what I long for is not more realism or fiction but more courage. That's what I always find myself short on and what I have to struggle to achieve in order that the work might live.
The body is what reminds us on a daily basis that we're human. The body defies us, it betrays us, we have to struggle with it, you know. And it reveals in curious and in abiding ways how we are not perfect.
As for my slowness as a writer - that's been a struggle, no question. We live in a culture that values and rewards machine-speed productivity. Even the arts are expected to conform to the Taylor model of productivity.