How do the characters of the brave new world avoid emotionally intimate connections and deep independent thoughts?

They go through a brainwash that tells them exactly how to act, repress individuality and prevent people from creating interpersonal relationships and stimulating their critical senses.

Explanation:

"Brave New World" is a book that presents a futuristic society, highly controlled and manipulated through a type of brainwashing that prevents individuals from leaving according to their own will and reasoning. In this story, everyone must follow the orders given to them, which represses individuality, rationality and interpersonal interaction between people, allowing them to create bonds and have deep feelings and thoughts.

it's called a epic poem i believe, hope this ☺