What are some Bible verses that discuss the consequences of foolishness and provide guidance on avoiding foolish behavior?

Proverbs 14:16 - "The wise are cautious and avoid danger; fools plunge ahead with reckless confidence."

Proverbs 12:15 - "The way of fools seems right to them, but the wise listen to advice."

Proverbs 13:20 - "Walk with the wise and become wise, for a companion of fools suffers harm."

Proverbs 10:23 - "A fool finds pleasure in wicked schemes, but a person of understanding delights in wisdom."