In the community of its life, the community, or the life of its persons, is related to the surrounding world which is communal for them (the personal world, and this surrounding world has relative actuality for them and a changing actuality for different personal communities and their personal times; but this fact does not exclude the possibility that personal communities, each of which has its personal surrounding world, can, by entering into or already being in relation with one another, have or attain an overlapping, common surrounding world or that they know themselves in their interrelations to be related to the same real world, only finding that each community views the world in quite a different way, accords it a completely different kind of actuality.