Proverbs 15:2

15:2 The tongue of the wise treats knowledge correctly,

but the mouth of the fool spouts out folly.

Proverbs 15:13

15:13 A joyful heart makes the face cheerful,

but by a painful heart the spirit is broken.

Proverbs 17:22

17:22 A cheerful heart brings good healing,

but a crushed spirit dries up the bones.