નકટાને નાક નહીં, ને નકટને સાન નહીં.

nakaṭānē nāka nahīṁ, nē nakaṭanē sāna nahīṁ.

Literally: A shameless man has no nose, and a shameless man has no sense.
What it means: A person devoid of self-respect is completely immune to shame and advice.

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.