Our 2017 annual letter is addressed to our dear friend Warren Buffett, who in 2006 donated the bulk of his fortune to our foundation to fight disease and reduce inequity. A few months ago, Warren asked us to reflect on what impact his gift has had on the world.
This is the most beautiful chart in the world: b-gat.es/2kuQCrt https://t.co/LT5BSnzAri
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Bill Gates (@BillGates) February 16, 2017