(idiomatic) Do not criticise matters outside your field of expertise; mind your own business.

The plant Soleirolia soleirolii, baby's tears.

Alternative form of cobbler, keep to your last

Synonym of your mileage may vary.

plural of choose your own adventure

Alternative form of choose your own adventure

An interactive book or visual novel written from a second-person point of view, with the reader assuming the role of the protagonist and making choices that determine the main character's actions and the plot's outcome.

plural of choose-your-own-adventure

(slang) Do not incite drama (rumor, lying, or exaggerated reaction to life events).

(used when meeting someone for the first time) I have heard much about you.