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Global warming is happening every day. I happened to witness it firsthand during our recent visit to Svalbard.

A couple of decades ago, my wife Susan and I worked as entertainers on cruise ships.  Often the entertainers sat together at mealtimes.  A common observation was that the job of being a comedian was the most difficult of all the entertainers.  Having to be funny for ten or fifteen minutes before a group of elderly strangers (as well as having to avoid any jokes that might be interpreted as obscene, irreligious, or politically incorrect) was difficult indeed...

Why do I like to travel?  Maybe it started with the fact that my parents took me to see many of the country's national parks before I was twelve.  I've told many friends that the single most life-changing thing I ever did was to leave the security of Columbus, Georgia at age twenty and enroll at the university in Kiel, Germany.  I didn't know where I was going when I made that move, but I did know what I was getting away from—the prospect of a constricted life in Columbus, Georgia. . .