People can cross departmental lines. People move from other Departments into the Department of Foreign Affairs. For example, our ambassador in China would have been a Department of agriculture vet originally, which was very useful in the recent issues in China relating to veterinary matters, Irish beef and so on. Her experience was clearly on hand and very valuable. This is my second stint in the Department of Foreign Affairs. In all our lives, we build up experience on the job. Many young people, for example, work…