It suggests that Groucho believes the writer of the original letter knows as little about the city of Casa- blanca (his history is filled with absurd details) as he knows about how different the Marx Brothers' film A Night in Casablanca would be from the famous Casablanca.
You should have a serious conversation to him/her. You have to tell them it's not right and it could affect either her/him or people who read her/his blog
Answer: The answer is learning, learning is the process of acquiring knowledge or skills through study, experience and teaching.
Explanation: This is because through learning a person will be able to acquire new skills and learn new things. Learning can be done through studying books, what others has experienced or by paying attention to the teacher while delivering lecture.