આપેલા આંકયો એટલે બધે મોકળું.

āpēlā āṁkayō ēṭalē badhē mōkaḷuṁ.

Literally: Given the mark, so it is open everywhere.
What it means: Once a boundary is crossed or permission is given, it is difficult to contain the situation.

Also said as

ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1923) · 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.