It was a painful cry, not of any madwoman, which I had thought was the sound of a traveling caravan.

This couplet beautifully captures the profound pain of misinterpretation. The poet speaks of mistaking the painful cry of a distressed woman for the joyful sound of a passing caravan. It suggests that sometimes, the deepest sorrow or personal turmoil is mistaken for something grand, loud, or commonplace. It's a poignant reminder that what we perceive as mere noise might actually be the echo of profound, private pain.