The world is on its 'All Time High'. @msearleberkeley sent me 'the case for hope' https://t.co/l2qTxnVJT3 and at the same time I read 'Story of progress' https://t.co/4R4m9JYfaY and 'Vaccines saved 150M children' https://t.co/GcQrqrPFTo
Be #optimistic. https://t.co/b8oszP7BuN…