In the story of the cable bridge, Gorky's Danke's purpose was to save the people trapped in the bridge hole and ensure the safety of the bridge by building the cable bridge. In the novel, Danke was a brave engineer who worked hard to build a strong and durable bridge so that as many people as possible could cross it. Although the construction of the bridge required a lot of time and resources, Danke firmly believed that his work was worth it because he wanted people to cross the bridge safely and enjoy a good life.