How does Atticus show responsibility in to kill a mockingbird?

Atticus plays a huge role of responsibility. He takes care of his kids well and teaches them things that will get them far in life such as telling them that they should believe in mankind, not nationality. He displays his responsibility by keeping his kids out of trouble or trying to. He also shows responsibility, because taking on a trial requires a lot of responsibility, especially when you are defending a person that is a misfit in the society he lives in.