cobbler, keep to your last

English

Alternative forms

• shoemaker, stick to your last

Proverb

cobbler, keep to your last

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

Translations

do not criticise matters outside your field of expertise

• German: Schuster, bleib bei deinem Leisten (de)
• Spanish: zapatero, a tus zapatos (es)

Further reading

• ultracrepidarianism on Wikipedia.Wikipedia