С-38

ВСЯК СВЕРЧОК ЗНАЙ СВОЙ ШЕСТОК ЗНАЙ СВЕРЧОК СВОЙ ШЕСТОК (saying) do not overstep the limits of your authority (said to or about a person who is behaving in a way inappropriate to his position or is interfering in someone else's affairs): = stay on your own side of the fence the cobbler should (let the cobbler) stick to his last mind your own business.

(Аграфена Кондратьевна:) Опомнись! (Большое:) Знай сверчок свой шесток! Не твое дело! (Островский 10). (А.К.:) Recollect yourself!

(В.:) Stay on your own side of the fence! This is none of your business! (10a).

(Кочкарёв:) He смыслишь ничего, не мешайся. Знай сверчок свой шесток - убирайся! (Гоголь 1). (К.:) You don't understand anything. Don't interfere. The cobbler should stick to his last. Clear off! (1a).