Proverbs 15:2; Proverbs 15:13; Proverbs 17:22; Proverbs 30:29
The tongue of the wise useth knowledge aright: but the mouth of fools poureth out foolishness.
A merry heart maketh a cheerful countenance: but by sorrow of the heart the spirit is broken.
A merry heart doeth good like a medicine: but a broken spirit drieth the bones.
There be three things which go well, yea, four are comely in going: