સૌ વાર દળીઉ, ને એક વાર કળીઉ.

sau vāra daḷīu, nē ēka vāra kaḷīu.

Literally: Ground a hundred times, and sprouted once.
What it means: Relentless effort over time finally yields a single breakthrough or moment of clarity.

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.