Forty-plus weeks traveling the emerging world has taught me many things. Chief among them is that most entrepreneurs outside Silicon Valley learn the wrong lessons looking in. A lot of that is the fault of publications like TechCrunch: We get excited about new things. If it's exploding like Groupon, all the better. But we even go nuts over things like Foursquare or Quora that have pretty muted user-bases. That's what being evangelists and early adopters is all about. We tend not to write…