દૂધ તો માઇકા, ઓર દૂધ કાયકા? પુત તો ગાયકા, ઓર પુત કાયકા?

dūdha tō māikā, ōra dūdha kāyakā? puta tō gāyakā, ōra puta kāyakā?

Literally: Milk is of the mother, what other milk is there? A son is of the cow, what other son is there?
What it means: Highlights the unmatched purity of mother's milk and the supreme utility of cattle offspring.

Also said as

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.