With the overhanging cloud of the Iraqi situation, renewed fears of terrorism and tensions with North Korea, this market breeds fear, and fear drives stock prices lower.

The real culprit is certainly the unforeseen supply disruptions that could develop out of the Middle East, so the crude-oil markets will remain on the defensive and prices will probably stay above $60 for the remainder of the first quarter.

We give them basic tips on preventing terrorism in their industry.

I've never met anyone who wanted to be a terrorist. They are desperate people.

The world today has a strong democratic core shaped by American ingenuity, sacrifice, and spirit. But on the periphery are many unstable and dangerous places, where terrorists seek to impose a medieval dark age. As we learned so brutally and so personally, we do face a new threat. But we also face a renewed choice - between isolation in a perilous world, which I believe is impossible in any event, and engagement to shape a safer world which is the urgent imperative of our time.

While we must remain determined to defeat terrorism, it isn't only terrorism we are fighting. It's the beliefs that motivate terrorists. A new ideology of hatred and intolerance has arisen to challenge America and liberal democracy