Those findings agree with the Bible, which says: "Anxious care in the heart of a man is what will cause it to bow down, but the good word is what makes it rejoice."
Rungula rero leri kumiwe ri pfumelelana ni leswi Bibele yi swi vulaka loko yi ku: "Ku vilela embilwini ya munhu hi kona loku nga ta yi tshova, kambe rito lerinene ra yi tsakisa."