There's actually many scientific studies which tend to show that empathy is inversely correlated with wealth. That's popular knowledge as old as class war, but it seems there may be scientific evidence to support that.

https://www.researchgate.net/publication/277354081_Social_cl...

https://www.pnas.org/doi/abs/10.1073/pnas.1118373109

https://www.sciencedirect.com/science/article/abs/pii/S22141...

So that Galt's Gulch could source a short order cook, Ayn Rank explained that a renown philosopher gave up his career to become one.