I've heard it said that our culture will never be able to live sustainably because "people are just too selfish." But I don't believe that people are selfish. They may not concern themselves with the far-reaching consequences of their actions as much as they do with the local consequences--on their children, on their friends, on their town--but it's not a matter of selfishness. It's more a matter of inertia in the face of longstanding cultural behavior patterns....