Isn't there something tasteless and shameful about a psychiatrist -- or a no-longer-practicing psychiatrist -- lazily questioning a public figure's mental health because he disagrees with that person's political views? Here's Charles Krauthammer from yesterday on Fox News Sunday ...

I'm a psychiatrist. I don't usually practice on camera. But this is the edge of looniness, this idea that there's a vast conspiracy, it sits in a building, it emanates, it has these tentacles, is really at the edge. He could use a little help ...

Is he speaking in jest? Sure. Sort of.

Do lazy columns beget tasteless insults? Or is it a long period of lazy thinking, leading to lazy columns, then leading to tasteless insults? Or is it just a coincidence in this case? Can someone clarify this for me?