Большой русско-английский фразеологический словарь
Я36
ЯЗЫК ДО КИЕВА ДОВЕДЁТ (saying) inquiries can always help one to find what one needs (said when a person does not know how to get somewhere): - he who uses his tongue will reach his destinationhe who has a tongue can find his wayyou can always find the way by asking.Cf.he who has a tongue goes to Rome.