I was told that it was because... criminals having sex would just breed more criminals. [ Said rather quickly, a small flush rising to her cheeks. Subaru puffs out her chest and crosses her arms. ] I... don't agree with the logic, but, this isn't exactly the kind of place to raise a kid, anyhow.
Well... typically what happens is the teacher gets up in front of the class, demonstrates and explains the subject, and then others read about it from textbooks, takes notes, and ask questions.