(Laughter) But in surviving this last year, I was reminded of a cardinal rule -- not a research rule, but a moral imperative from my upbringing -- "you've got to dance with the one who brung ya".
And down here, child survival, the percentage of children surviving childhood up to starting school: 60 percent, 70 percent, 80 percent, 90, and almost 100 percent, as we have today in the wealthiest and healthiest countries.