As a nation, we seem to be making one boneheaded decision after another.

Iraq has to be the top of that list. We attacked Iraq because we couldn’t let “them” get away with what “they” did on September 11. I have heard numerous seemingly intelligent people utter this other nonsense. The only way this justification works, however, is if all people living in the Middle East are the same. There’s no basis for believing that everyone in the Middle East is “the same,” yet this truly seems to be the foundation of the thought process of many people. Someone from the Middle East attacked us, therefore we must attack someone in the Middle East. And by someone they mean anyone.

By this same logic, when someone in my neighborhood steals my car, I am justified asking the police to throw anyone from my neighborhood in prison. Anyone at all! The important thing is that I am mad or frustrated or embarrassed and I want to cast judgment some more quickly and see something done.

It’s truly amazing that intelligent people can fall for this kind of thinking, but many of us do.

Perhaps it’s because we have trouble categorizing. Take, for instance, the category “the poor.” I know many right-leaning people who claim that all poor people are deservedly poor. And they are lazy, as well as immoral and stupid. This allows many social conservatives to justify social Darwinism at the highest levels of government.

On the other hand, I …