Now is humanity\'s best moment.
The first Renaissance, the time of Columbus, Copernicus, Gutenberg and others, redrew all maps of the world, liberated information and shifted Western civilization from the me.
But the same forces that make big gains possible for some of us deliver big losses to others-and tangle us together in ways that make everyone vulnerable.
We\'ve been here before.
Scientific discovery is flourishing.
Global health, wealth and education are booming.
And our most fragile.
Now is humanity\'s best moment