સોનું વળે આપે, લોહડું વળે તાપે.

sōnuṁ vaḷē āpē, lōhaḍuṁ vaḷē tāpē.

Literally: Gold bends by itself, iron bends with heat.
What it means: Gentle people yield to reason voluntarily, whereas stubborn individuals yield only to pressure or force.

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.