વા વાત લઇ જાય. માઠા ખબર વીજળીવેગે જાય.

vā vāta lai jāya. māṭhā khabara vījaḷīvēgē jāya.

Literally: The wind carries the news; bad news travels at the speed of lightning.
What it means: Nothing spreads as fast as the thing you would rather nobody heard.

Gujarati Wikiquote · 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.