People who harbor strong convictions without evidence belong at the margins of our societies, not in our halls of power.

Advance warning of Katrina's path was wrested from mute Nature by meteorological calculations and satellite imagery. God told no one of His plans. Had the residents of New Orleans been content to rely on the beneficence of God, they wouldn't have known that a killer hurricane was bearing down upon them until they felt the first gusts of wind on their faces. And yet, as will come as no surprise to you, a poll conducted by The Washington Post found that 80 percent of Katrina's survivors claim that the event only strengthened their faith in God.

What would our world be like if we ceased to worry about 'right' and 'wrong,' or 'good' and 'evil,' and simply acted so as to maximize well-being, our own and that of others? Would we lose anything important?

I am one of the few people I know of who has argued in print that torture may be an ethical necessity in our war on terror.

Despite a full century of scientific insights attesting to the antiquity of the earth, more than half of our neighbors believe that the entire cosmos was created six thousand years ago. This is, incidentally, about a thousand years after the Sumerians invented glue.

Mahavira, the Jain patriarch, surpassed the morality of the Bible with a single sentence: Do not injure, abuse, oppress, enslave, insult, torment, torture, or kill any creature or living being. Imagine how different our world might be if the Bible contained this as its central precept.

You know, when you get to the New World and you develop your three branches of government and you have a civil society, you can just jettison all the barbarism I recommended in the first books.