It is not just a passing whim, I do not know what has captivated our hearts so deeply.

This couplet perfectly captures the bewildering nature of intense emotion. The poet is essentially questioning his own heart, wondering what this overwhelming passion (shauq) is, and what state his heart has fallen into. It’s a moment of profound self-reflection—the realization that love is a force too powerful and mysterious to be understood by logic. It speaks to the beautiful chaos that defines the lover's soul.