ખુડતા બળતાનો વીમો કોણ ઉતારે.

khuḍatā baḷatānō vīmō kōṇa utārē.

Literally: Who insures what is sinking or burning?
What it means: No one risks resources on a person or venture that is already failing.

Also said as

ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1921) · 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.