books that made an impact on my parents lives

hullo again!!there are a few books that my parents particularly like.One is the oh-so-famous <<Animal Farm>>,which i believe many of you already read.another one is a famous literture book <<To Kill A Mockingbird>>
i am gonna talk briely on the book <<Animal Farm>> and what felt about it.As for <<To Kill A Mockingbird>>,i will update it to you guys in a few days(gotta finish reading it)