What messages or symbolism might be inferred from Bertha Mason from Jane Eyre?

Bertha Mason in "Jane Eyre" is often seen as a symbol of the dangers of repressed passion, as well as embodying the consequences of societal constraints on women's autonomy. As the locked-away enigmatic figure, Bertha represents the dark, uncontrolled aspects of femininity that are suppressed and marginalized within Victorian society. She also serves as a parallel to Jane, highlighting the consequences of societal oppression and the importance of individual agency for women.