Our material conditions is where we begin. But the material around us is more than simply a guide, a cause of our activity. It is also an effect. Buildings and the landscape, especially within modern society, are a product of human activity. Thus our thoughts, processes and actions in an interchange with the physical world.
Language also is created by human activity.
The degree of changes varies by conditions naturally. But both individual word associations as well the effects of words are collective product of human activity. History And Physicality Humans, especially the human self, may exist in language. But they also exist within all sensory experiance. Or since senory experiance is also experiance of the physicality of the world, humans exist within their transformation of the world.