Are we in the best of times? Or the end of times? One of the oddities of the current era is that extreme pessimism about the world coexists with extreme optimism — and both have a plausible case to make.
The two views are epitomised by David Attenborough and Bill Gates, two charismatic figures whom I met on the same day, earlier this year. (Reader, forgive me, it was at Davos.)
Sir David, now in his nineties, is using his position as one of the world’s most famous broadcasters to sound the alarm about looming environmental catastrophe. In a recent BBC programme, Climate Change: The Facts, he argued that without dramatic action, humanity “faces a devastating future”.
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