Question for Non-Believers

[lastchance]

Well, one very good example is the tit-for-tat strategy.

There most likely is a spot where you are the chimpanzee that falls behind, and you would be happy to help the other chimp now and here in exchange for being helped in a situation just like this somewhere down the line.

I believe morality is some construct of the Prisoner's Dilemma. I don't see any reason why it wouldn't be.