Description of this project on Bill & Melinda Foundation. I highly recommend Inside Bill's Minds, a documentary on Netflix.
All the works that this foundation and Mr. Gates' vision of how technological innovation could solve those world-wide but nobody-tried-to-solve problems are very inspirational to me. The intensity that the Gates put on those problems, die-hard relentlessness, and their perseverance through so many difficulties will always remain to be an inspiration to me. I remember that Elon Musk also said something like when something is right to do, you do it regardless of fear.
One way that a technology leader could help to reshape the world is: (a super short version)