Meaning of "Pretty Mary" by Peter, Paul & Mary

The lyrics of "Pretty Mary" by Peter, Paul & Mary convey a bittersweet farewell to a lover due to societal and economic obstacles. The speaker's horses refusing to eat Mary's hay symbolizes the impossibility of fitting into her world or being accepted by her family. The mention of being perceived as "too poor" and "not worthy" highlights the class differences that can create barriers in relationships. Despite the deep affection for Mary, the protagonist accepts the reality of the situation and chooses to leave, expressing a sense of inevitability and resignation. Ultimately, the song captures the poignancy of love complicated by external influences beyond the couple's control.