I mean, a person can make another person's day, sure!
But on real big societal issues? Gooooood luck. I'm waiting on Frodo to level the rich poor divide, to stop wars, and to stop and reverse climate change, but he's crying in a pillow
Throw musk after it while you're at it (no, not suggesting or advocating violence against him). Still though, it would solve just one amongst so so so many issues that it would be a drop in a bucket.