As Jamie Holmes shows in Nonsense, being confused is unpleasant, so we tend to shutter our minds as we grasp for meaning and stability, especially in stressful circumstances. We’re hard-wired to resolve contradictions quickly and extinguish anomalies. This can be useful, of course. When a tiger is chasing you, you can’t be indecisive. But as Nonsense reveals, our need for closure has its own dangers. It makes us stick to our first answer…