Obesity has now reached the point where serious engineering consequences are required.

It's a far better thing, as well as much easier, for government to act to prevent a disaster, or at least to warn residents loudly and clearly of the potential consequences of their foolish choices.

These bridges have needed fixing for 25 years and they're still operating?

A chain of progression - one leads to the next, then the next...

Inspecting IDs is a waste of time and money, but it's ideal from the bureaucratic point of view because it doesn't solve the problem.

There's no simple cure for loneliness, but there is a simple answer to the #2 question, "Why are men such couch potatoes?" What does a man want more of that he could have more of if he were in better shape?

Will there be unity in Iraq? Saddam proved that fear can unite Iraqis enough to get them to stop killing each other, but it's not clear that anything less will do the job.

There aren't any really poor people in America.

If we're going to talk about "nation building," it would be extremely helpful to define the word "nation."

A great deal of the disunity between Bin Laden and America is based on differing perceptions of how men and women ought to get along. It's difficult to reconcile his view of women with American customs.