Proverbs 26:18-20

New Catholic Bible

¹⁸ Like a madman shooting at random
    his deadly firebrands and arrows,
¹⁹ so is the one who deceives his neighbor
    and then says, “I was only joking.”
²⁰ When there is no wood, the fire goes out,
    and when there is no talebearer, quarreling ceases.