I was challenged a couple of months ago to write about meditation, and about why I meditate. I happily accepted the challenge, but I didn’t realize at the time what a difficult topic it would be to write about. For one thing, it’s more deeply personal than anything else I’ve written about publicly. For another, it’s the sort of thing that just feels self-evident (for lack of a better word). It’s a bit like asking, “Why do you sleep?” or “Why do you breathe?” After meditating...