When evangelical leaders can persuade the president to be concerned about what's happening in Sudan, or sex trafficking around the world, or HIV-AIDS, that's a very good thing. I am completely supportive of that.

The Christian doctrine is one that is both about individual spirituality and a parallel commitment to social justice.

But when one believes that you've been appointed by God for a particular mission in history, you have to be very careful about that, how you speak about that. Where is the self-reflection in that? Where is the humility in that?

The British Airways steward announced that the in-flight movie would be Chariots of Fire. 'Is that the only one?' I asked. 'We are also showing Gandhi,' he replied. 'Where do I have to sit to see it?" I responded. 'I'm sorry, sir, but Gandhi is only showing in first class.' The irony seemed to escape him.

What is my calling? What am I supposed to do? I think running for office, public office, can be a divine calling. I mean, Ive wrestled with that very question myself.

Spirituality becomes a commodity to be bought and sold. So spirituality has to be disciplined by social justice.

Trade is now clearly designed to favor the wealthiest and most powerful corporations at the expense of the rest of us. The three wealthiest people on earth now control more assets than the combined incomes of 600 million people in the world's 48 poorest countries.