નીચ નીચાઈ ના તજે, જો પાવે સતસંગ;

nīca nīcāī nā tajē, jō pāvē satasaṁga;

Literally: A wicked person does not abandon his wickedness, even if he obtains the company of the holy.
What it means: A person's base nature cannot be changed even by the best environment or company.

Also said as

ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1923) 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.