You alone can't make for yourself your refrigerator, oven, toothbrush, car and your bed..etc, and you can't alone pave the street you walk in and the school which you study in...etc.
Then the human exist with the others to be individual by himself, wherein we take from the others them effort values and give them our effort values, to be collected individuals, that's to say society.
We suppose that you have 10 euro, thus in the society, that is to say, it in the enormous number of people have no big value, but with others 10 euro of many millions of people, will have a very big value, because it will express materially-socially on your existence with the others.
In order to be for us an active existence, in the rings of the society nucleus like the lobby, we have to reach these millions of people and them efforts values, whether these values are material or social, political or others, thus what we seek is building a system, system works by justice and not by the lobby.
The human composed of physical-material structure (body) and mental-intellectual structure.
Therefore the human deed is always physical-economical and mental-social as in the following scheme: