One of the saddest things I've seen in Amazonian cultures is people who were self-sufficient and happy that now think of themselves as poor and become dissatisfied with their lives. What worries me is outsiders trying to impose their values and materialism on the Piraha.
I wanted as little formal linguistic theory as I could get by with. I wanted the basic linguistic training to do a translation of the New Testament.
As I read more and I got into philosophy and met a lot of friends who weren't Christians, it became difficult for me to sustain the belief structure in the supernatural.
Christians who believe in the Bible believe that it is their job to bring others the joy of salvation. Even if they're murdered, beaten to death, imprisoned - that's what you do for God.
Humans are a social species more than any other, and in order to build a community, which for some reason humans have to do in order to live, we have to solve the communication problem. Language is the tool that was invented to solve that problem.