This question is thoughtful somehow since it can does so to only but only Bitcoinners that actually knows what is to be done with Bitcoin in most ramification. But the question at the other end is awkward because maximum number of people around the world is yet to understand Bitcoin and all what it entails, even the educated ones, since their education is limited to Bitcoin fundamentals and strategies, left alone the knowledgeable ones of same.
yes of course that bitcoin can really change the world for real, as many individuals had already helped and had change their life so it is just up to us whether we will follow their foot prints or we will just let ourselves to see what will happen to them next, it is our option. 