These motivations, then, are rather different to those of Moritz. But I cannot pretend that there is not some reassurance in the fact that the European continent remains open to me and my family if the skies continue to darken at home. The country my parents came to as children in 1939 was very different from today’s. It was ethnically homogenous. It had a strong and proud sense of itself. It was perhaps somewhat insular in its culture, proud of its past, sure in its superiority and to an extent uninterested in the world beyond. But in an age before...