Why does At thy good heart's oppression mean?

The phrase "At thy good heart's oppression" suggests that someone is experiencing a burden or distress related to the kindness or goodness of another person's heart. It implies that the speaker feels a sense of sorrow or concern for the well-being of that kind individual, possibly due to the weight of their compassion or the challenges they face. This expression reflects themes of empathy and the emotional impact of caring for others.