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“The test of understanding is not how well you can explain it. It is what becomes different in how you live.”

K4M2A

1. 01 What is K4M2A? Why the name has no fixed meaning, and what we are trying to find out. 4 min
2. 02 One question, not two Why we think human happiness and a sustainable planet come from the same root, and how that could be tested. 8 min
3. 03 Why is there a need for K4M2A? The short answer to the question people ask us first. 2 min
4. 04 The test of understanding is how you live Why we measure understanding by what changes in a life, not by how well it can be explained. 7 min
5. 05 How much is enough? The question our whole economy hopes we never answer, and a practice for answering it at home. 7 min
6. 06 Welcome the counterexample Why anything worth believing should be glad to be questioned, including what we write here. 7 min
7. 07 Ask us something This is meant to be a conversation. Send us your question, or come on the podcast. Your turn

Along the way, any word with a dotted underline shows its meaning when you hover over it or tap it. See all of them in one place, starting with what we mean by “good”.