What's the difference? My community is part of the world, so if I change it I change the world. Also, changing your community is the first step to changing you

What's the difference? My community is part of the world, so if I change it I change the world. Also, changing your community is the first step to changing your city, is the first step to changing the region. At each step my same assertion applies: there is a path for having an effect. Consider changing your community "changing the world by induction".