Bill Gates: RT @MaxCRoser: .@NickKristof on global development and why it is important that we know that the world is making progress: “The world is registering important progress, but it also faces mortal threats. The first belief should empower us to act on the second.” https://t.co/lkCs6m8A67 https://t.co/a3Syc2qQZS




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