ગયેલી ખુશી યાદ કરવાથી નીરાશી ઉપજે.

gayēlī khuśī yāda karavāthī nīrāśī upajē.

Literally: Remembering happiness that is gone produces despair.
What it means: Going back over good times you no longer have makes the present worse.

કહેવત સમુદાય (Kahevat Samuday) · read from the scan by machine — the Gujarati itself is unchecked · English is machine-made and nobody has checked it yet

Heard it differently, or know we've got the sense wrong? Tell us — that is exactly the kind of correction this needs.