Today we live in an era of hyper-specialisation. We all drill deeper in our silos. How else can you keep up, let alone get ahead in our frenetic, rapidly changing, competitive world? Yet we seem to get stuck, as the same ideas and arguments get recycled, only faster than ever before (thank technology, social media and the blogosphere).
If we know one thing, we know wars are dreadful, the worst that can happen to mankind. So how can we deal with the awkward fact that, in the great sweep of human history, wars have surprisingly often produced the breakthroughs, in ideas as well as technologies, the rest of us then come to depend on?