This is the true measure of love: when we believe that we alone can love, that no one could ever have loved so before us, and that no one will ever love in the same way after us.

The line defines love less as an objective fact than as a subjective conviction: the lover experiences their feeling as unprecedented, incomparable, and unrepeatable. Goethe’s formulation captures the romantic absolutism of first-person passion—its tendency to universalize private emotion and to treat one’s own attachment as the standard by which love is measured. At the same time, the claim hints at love’s self-deception: the belief that “no one has loved so before” is a hallmark of being in love, not a verifiable truth. The quote thus illuminates how love intensifies individuality, making the beloved and the lover’s experience feel singular in all of history.