If a wise man contendeth with a foolish man, whether he rage or laugh, there is no rest.
Proverbs 26:4
Answer not a fool according to his folly, lest thou also be like unto him.
Ecclesiastes 10:13
The beginning of the words of his mouth is foolishness: and the end of his talk is mischievous madness.
Matthew 7:6
Give not that which is holy unto the dogs, neither cast ye your pearls before swine, lest they trample them under their feet, and turn again and rend you.
Matthew 11:17-19
17
And saying, We have piped unto you, and ye have not danced; we have mourned unto you, and ye have not lamented.
18
For John came neither eating nor drinking, and they say, He hath a devil.
19
The Son of man came eating and drinking, and they say, Behold a man gluttonous, and a winebibber, a friend of publicans and sinners. But wisdom is justified of her children.