Earlier quoted context omitted.
Whenever I find myself having similar thoughts I reread Willa Cather's story, "Paul's Case", here's the relevant part, the very end: "He stood watching the approaching locomotive, his teeth chattering, his lips drawn away from them in a frightened smile; once or twice he glanced nervously sidewise, as though he were being watched. When the right moment came, he jumped. As he fell, the folly of his haste occurred to h…
Okay, so the last few years I've had time and means to travel, and I'd like to comment somewhat on a perspective I gained while doing so. The list you gave- I've done all of those things. Well, change Machu Picchu to Pompeii and Somalia to the Congo. I realize your list was not comprehensive- but let me realize the spirit of your post and say I've done a large subset of the "things I'd like to do before I die," save…
However there are other big factors which you can partially control. You've probably already discovered some of them.
I think you would like the book because Seligman recognizes the fundamental difficulty of the problem. As you may have guessed, Seligman himself is predisposed to unhappiness.