They are certainly good, but naive(In some sense I'm happy that they are naive).
The quality of our lives settles down to the lowest common denominator. Good, smart people do make a difference but generally these are blips of good times compared to vast stretches of bad times.
Certainly would agree with that, however you'll have plenty who would suggest that helping others achieve the American dream isn't part of their worldview, or indeed their interpretation of that American dream.
Even Koba learned to hate.
And, despite the last movie ending on uplifting note, the very end showed the humans in a bunker ready to attack again.
Nothing survives the fight for resources. In-Group/Out-Group.
It will take some real tragedy to bring Left/Right back together. Like a real (more severe) virus where Republicans are like "wow, we be dying, I'm all for distancing now, get away from me, where are the scientists, give me a mask".
There are people who would rather be ill and die themselves rather than let the "wrong people" get something that they "don't deserve":
Covid was just harmless enough to allow them to perpetuate their delusions. But a more severe virus, where they can actually see people dying next to them, it couldn't be ignored, would wake them up.
The answer, of course, is to praise efforts like this one and not allow cynicism to undermine the effort. A groundswell of support begets a movement. "Apes together strong", and all that. Anyway, were I ever to come into significant wealth, I think and hope I would do the same. Until then, I'm simply working towards a decent retirement and intent on remaining in an ever-shrinking middle class.