પીળું એટલું સોનું નહીં.

pīḷuṁ ēṭaluṁ sōnuṁ nahīṁ.

Literally: Everything yellow is not gold.
What it means: Appearances can be deceptive.
The English proverb Shah set beside it: All is not gold that glitters.All are not thieves that dogs bark at.

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.