I’d noticed that when I got sad or anxious, often the second derivative of those feelings made them doubly upsetting. When I felt down, I also felt down that I was down. When I felt anxious, I felt anxious that I was anxious. “Part of every misery,” C. S. Lewis wrote, is “misery’s shadow…the fact that you don’t merely suffer but have to keep on thinking about the fact that you suffer.”
