Share this article Share this article founder Michael R. Bloomberg writes: "Many people have remarked that they'd like to forget that 2020 ever happened. But the fact is, there's never been a year more important to remember — and learn from. We faced four historic crises in 2020: a new global health crisis, an accelerating climate crisis, an American political crisis four years in the making, and a long-simmering crisis of racial injustice that finally reached a breaking point. The end of the year did not end any of the crises…The calendar will not save us. We have to do it ourselves, and that has been the focus of our work at Bloomberg Philanthropies… The battle against COVID-19 has highlighted valuable lessons that we can apply to other major challenges facing our world… and here are five of the most important: