Sometimes the things you want to do are limited by a shortage of time, or finances, or your health. They might even be a bit more than your strength, or courage, allows. It is a real bummer to wish you had started earlier on sky diving, rock climbing, ascending the really tall  mountains, spelunking, swimming with whales, exploring along the Amazon….well, I could go on and on (as some of you know) about “coulda, woulda, shoulda.” Now may just be too late, or perhaps an injury is blocking your opportunity, or your spouse threatens to “leave you” if you try such an adventure. One of  my friends just returned from…