Why were friends forbidden in the book anthem?

Related questions

1. Why is the word I forbidden in Anthem?
2. Is Anthem an MMO?
3. What do the names in Anthem represent?
4. What is the theme of Chapter 2 in Anthem?
5. What's the great truth in Anthem?
6. What does equality do in the tunnel?
7. What are the unmentionable times in Anthem?
8. Why was the word I forbidden in equality's society?
9. Is anthem a utopia or dystopia?
10. Does anthem take place on earth?

Tags

1. #decide
2. #equality
3. #great
4. #forbidden
5. #entered
6. #commit
7. #unmentionable
8. #better
9. #people
10. #punishments
11. #because
12. #crimes
13. #others
14. #among
15. #crime
16. #times
17. #friends