This was in today's reading from a daily devotional booklet I use from time to time:
He who restrains his lips is wise
I might have avoided many scrapes over the year if I'd have more consistently followed such counsel. But my time is not over yet...
The War of Wordsby Paul Tripp is a very helpful, convicting book on this general topic. I watched much of the video series in a 'marriage enrichment' group a year ago.