A few centuries back the environment was very delightful and rather cool. Free air cleaned human’s stress very well. And that golden time although human has very little utilities but he has a sensitive and precious climate.
Then he started to make his life easier, but in the result, he lost his peaceful enviroment. He invented some useful things and what made his life fast and easy. In the result of his struggle he silently made his life unpleasant and upset. He invented many unique and powerful things that could do work for him and make him feel better for a while but at least his invention itself made him lazy.