It's simple to do P2P, be an entrepreneur, etc. Unless you're a politician or public figure, be empathetic when mentioning Bitcoin, that's what you have to do. And, another ETC!
As for the topic of legalization, this is an old topic, in fact, it's something that's in progress. That is, we're "all" working on it; so, some countries legislate, others don't, others stop legislating, etc.