"There’s a reason why revolutionary movements so often originate in closed systems like college campuses."
You don’t need to convince everybody, just a local majority. Once you’ve attained that, the idea can spread to other clusters through the strength of weak ties and before you know it, the movement is gathering steam.
Majorities don’t just rule, they influence, to a much greater extent than most people would think.
...Also, the strength of your community isn’t a function of the number of your followers, but in their relationship to each other. Once again, it’s not the nodes, but the network that’s really important.