And this is exactly why we don’t drop dead right after we have kids. We are optimized to stay alive and support our our offspring until they have the highest c

And this is exactly why we don’t drop dead right after we have kids. We are optimized to stay alive and support our our offspring until they have the highest chance of survival and reproduction (and maybe their kids?) so 20+20+10? Nowadays people don’t have kids until 30, so maybe there is some pressure towards 30+30+10?