As costs mount, in lives and dollars, it is natural to second guess, but one lesson I hope we have learned is that the U.S. cannot go it alone in a policy that leaves American troops taking all the risk and American taxpayers paying all of the costs.

Three big assumptions proved wrong: one, that the Iraqi people would welcome us as liberators; two, that oil would soon pay for Iraqi's rebuilding; and, three, that we have plenty of troops, weapons, and equipment for the postwar situation.

Domestic discretionary spending on education and health care and the environment has been growing at 2 to 3 percent a year. He says we have to rein it in, but he ignores the spending category that is the big spike in the budget.

This war so far has cost us $125 billion and counting, because largely we decided to do it on our own, with only the United Kingdom as a paying, fully participating partner.

We have got thousands of nuclear weapons in order to achieve deterrence.

Democrats and Republicans alike support our military personnel.

As costs mount, in lives and dollars, it is natural to second guess, but one lesson I hope we have learned is that the U.S. cannot go it alone in a policy that leaves American troops taking all the risk and American taxpayers paying all of the costs.