Except he did make the lives of a few hundred of million people a little better. It's an immense accomplishment. Did he singlehandledly solve all the problems in the world? Nope. But he easily did a billion times more than you and me. The impact a single person can have on society is absolutely mind-blowing.
Note that you're comparing him to Bill Gates, one of the (if not the) most effective philanthropists on the planet. By comparing him to Bill Gates you've effectively conceded the argument.
Note that you're comparing him to Bill Gates, one of the (if not the) most effective philanthropists on the planet. By comparing him to Bill Gates you've effectively conceded the argument.