A wholesome tongue is a tree of life: but perverseness therein is a breach in the spirit.
All Commentaries on Proverbs 15:4 Go To Proverbs 15
John Chrysostom
AD 407
“Sanity of tongue is the tree of life.” The tongue which does not sin by speaking makes use of sanity: indeed the illness of the tongue is its sin. The one who can check his tongue and does not sin with it is filled with the Holy Spirit. Commentary on the Proverbs of Solomon, Fragment