What I'm saying is that empathy is completely useless... other than the fact that it allows you to turn "someone I don't care about" into "someone I don't know,

What I'm saying is that empathy is completely useless... other than the fact that it allows you to turn "someone I don't care about" into "someone I don't know, but care about enough to make meaningful sacrifices for." So the whole point of empathy is that it allows you to avoid a frame of mind where you're spending other peoples' money on things that don't benefit anybody.