Proverbs 15:21

Folly is joy to him who is destitute of discernment, But a man of understanding walks uprightly.

Surrounding context

15:20 A wise son makes a father glad, But a foolish man despises his mother.

15:21 Folly is joy to him who is destitute of discernment, But a man of understanding walks uprightly.

15:22 Without counsel, plans go awry, But in the multitude of counselors they are established.