If he is correct, it means that even appealing to people’s own rational self-interest about population control would not be enough. As for arguing it would benefit the greater good of humanity, we may as well forget it. As Kahneman himself said in an interview, you can’t learn your way out of this trap. “It’s not a case of ‘Read this book and then you’ll think differently’. I’ve written this book, and I don’t think differently.”
I hope that in ten years, I will have contributed to the survival of our planet by not reproducing. Who knows what the future will hold but the evidence is very clear that we are at our biological limits for naturally existing on this planet in our current counts. Only science will save us.