નાક વાટે ખવાય નહીં, મ્હો વાટે ખવાય.

nāka vāṭē khavāya nahīṁ, mhō vāṭē khavāya.

Literally: One cannot eat through the nose, one eats through the mouth.
What it means: Things must be done through their proper, natural channels rather than convoluted or impossible methods.

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.