"As we passed from the city center into the Fukushima suburbs I surveyed the landscape for surgical face masks. I wanted to see in what ratios people were wearing such masks. I was trying to determine, consciously and unconsciously, what people do in response. So, among people walking along the roadway, and people on motorbikes, I saw no one with masks. Even among the official crossing guards outfitted with yellow flags and banners, none. All showed bright and calm. What was I hoping for exactly? The guilty conscience again. But then it was time for school to start. We began to see groups of...