Quench not the Spirit.
—1 Thessalonians 5:19
The Spirit of God is like a fire that burns within us. It can be as faint as a matchstick or as raging as a bonfire, depending upon how much fuel we provide. It can grow dim or even go out if the fire isn’t tended. And it is because it is like a fire that St. Paul told the Thessalonians to “quench not the Spirit.”
What quenches the Spirit is an impure life. St. John Chrysostom said,
If anyone pours water or dirt upon the light of a lamp, it goes out, and this also happens if they simply pour all of the oil out of it—in the same manner the gift of grace is extinguished. If you have filled your mind with earthly things, if you have given yourself up to t . . .