While I didn’t appreciate his often vulgar delivery, comic George Carlin served as a witty social critic for my generation. He died Sunday at 71 from heart failure.

He not only took on complex and controversial issues, such as the Vietnam War, but made us laugh at simple things such as “jumbo shrimp” and locked restroom doors at service stations. “Are they afraid someone will break in and clean them?”

So, some thoughts on humor and dirty words.