What do you think the quote, "a book is a loaded gun" mean? i need

What is a brief and often humorous statement of truth or opinion, such as "a watched pot never boils"

The one certain thing about the message you sent to the receiver is that the receiver will: a)process the information sequentially, not simultaneously. b)interpret it based on their framework of experience. c)not be able to interpret all the relevant information. d)revise his/her premises according to the information sent.

How does storytelling imagine the future?