In what way(s) is Jurgis a dynamic character?

When Jurgis arrives in the country, his life takes a new direction. He attempts to find a new way of living outside of the city. In this way, Jurgis is surrendering himself to nature. When he returns to the country, however, he finds that nature is more kind to him here. While in the country, Jurgis is able to fend for himself. He is able to survive and to take advantage of the natural world around him to regain his strength, even if his motives are not always pure.