યાં ત્યાં જેવું તેવું બોલે તે હલકાઈ ને નાદાનીમાં ગણાય.

yāṁ tyāṁ jēvuṁ tēvuṁ bōlē tē halakāī nē nādānīmāṁ gaṇāya.

Literally: He who speaks whatever comes to mind here and there is counted as light-headed and ignorant.
What it means: Speaking without thinking makes one appear foolish and immature.

કહેવત સમુદાય (Kahevat Samuday) · 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.