when in Rome, do as the Romans do saksaksi - Sanakirja.org (englanti-saksa)

Käännös		Konteksti
Sanonnat
1.	andere Länder, andere Sitten
2.	mit den Wölfen heulen
3.	Wes Brot ich ess, des Lied ich sing	vanhahtava

(strictly) When situated in a foreign place, it is wise to follow the local customs.
(loosely, idiomatic) It is wise to adapt to the circumstances; it is wise to follow common custom.