cause him to slow down, cause him to quit, knock him down a peg (See knock you down a peg )
If you tell him his letter is full of errors, you'll knock the wind out of his sails.
cause him to slow down, cause him to quit, knock him down a peg (See knock you down a peg )
If you tell him his letter is full of errors, you'll knock the wind out of his sails.
Wayne Magnuson. English idioms vocabulary. Словарь английских идиом. 2012