It sounds like a compliment, but in reality, but in fact, this expression can be evaluated as an insult!
"Palace cares! ".
This is an ironic statement addressed to a narrow-minded, sometimes dark person, who likes to share his thoughts and give advice.
The phrase comes from a longer phrase - "I'm crazy, but I lost the key." "About a person who is very educated, but mediocre in everyday matters.
source.
Russian proverbs.