KILLENARD, Ireland--The trick to living a mostly happy life is to spend as much time as possible doing what you love. Simple, right? That's not to say that people in the bloodstock industry don't work incredibly hard. There is no real let-up in the work either, with almost wall-to-wall sales these days, foals on the way, mares to be covered, mud to be scraped off almost everything and, some mornings, ice to be broken on water troughs and buckets. But it's a wonderful life nonetheless, and every now and then...