This is a linkpost for https://atheistkit.wordpress.com/ethics/
I agree that not everything in particular that people value is good for them. I say that everything that they value in a fundamental way is good for them. If you disagree, and think that some people value things that are bad for them in a fundamental way, how are they supposed to find out that those things are bad for them?
You are currently saying that the good is what people fundamentally value, and what people fundamentally value is good....for them. To escape vacuity, the second phrase would need to be cashed out as something like "side survival".
But whose survival? If I fight for my tribe, I endanger my own survival, if I dodge the draft, I endanger my tribes'.
Real world ethics has a pretty clear answer: the group wins every time. Bravery beats cowardice, generosity beats meanness...these are human universals. if you reverse engineer that observation back in...