Do we have to see children being tear-gassed on the US-Mexico border before we believe that a slide into authoritarianism is under way?  Do we have to crucify Christ in every generation before we can understand our own capacity for cruelty? Photograph: Kim Kyung-Hoon/Reuters

Mesmerised by the unpredictability of our times, we wait to see whatever will happen next – and thus do nothing to prevent it. In the state we’re in, (...)