On a fine summer day In Hay, at the packed main stage of HowTheLightGetsIn, the world’s biggest philosophy festival, Yuval Noah Harari and Slavoj Žižek appeared together on a panel for the first time (fact check). Nature was on the agenda. Is it an existential threat to us, or a source we can continue using freely to improve our lives? It’s not nature we should be worried about, both thinkers agreed. It’s what comes next: a world post-nature.