So, there’s been another attack – in Brussels of all places. Of course, it’s not just any town – it is the administrative center of the European Union. But still… it makes me ponder the relative randomness of it all. You never know where the next one is going to be, and how close you will be to it. The only thing we can pretty much know for sure is that there will be a next one. There always is.

In the air, halfway between Amsterdam and Gothenburg about two months ago, I looked out the window of the plane, and saw this:

This is what is called a “glory” – an optical phenomenon where light is refracted through drops of water. Notice how the rings continue through the spectrum twice – even a third time – as it fades outward. I bet it continues beyond that, even though we can’t…