Round and round the questions flew, until finally I found myself standing at the open door of a bookshop. It’s natural in times of great perplexity, I think, to seek out the familiar, and the high shelves and long rows of neatly lined-up spines were immensely reassuring. Amid the smell of ink and binding, the dusty motes in beams of strained sunlight, the embrace of warm, tranquil air, I felt that I could breathe more easily.