In Victor Hugo's "Les Miserables," the idea that intricate and confusing theories can lead to a sense of dizziness suggests that overthinking and complex reasoning can cause emotional and mental disorientation. The quote emphasizes the potential dangers of getting lost in abstract thoughts, highlighting how they can distract from reality and lead to confusion.

This perspective urges readers to remain grounded and avoid overindulgence in complicated thoughts that may not have practical relevance. It serves as a reminder that while deep contemplation can be enlightening, it can also become a source of turmoil if not approached with balance and clarity.