મોટાના પગરખામાં પગ ઘલાય નહીં.

mōṭānā pagarakhāmāṁ paga ghalāya nahīṁ.

Literally: One cannot put their foot into a great man's shoe.
What it means: It is foolish and dangerous to try to imitate or match the lifestyle and power of those far above your status.

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.