A wholesome tongue is a tree of life: but perverseness therein is a breach in the spirit.
Read Chapter 15
George Leo Haydock
Life. This comparison was become proverbial for something very excellent. Immoderate. Hebrew, "perverse. "(Calmet)
Evil discourse kills the souls both of those who speak, and of those who pay attention to it. (Haydock)
“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