(intransitive, idiomatic) to preach to deaf ears

(idiomatic) if a person or organization acts in a puzzling manner, they probably have a hidden financial motivation

(idiomatic) there's no accounting for taste

(idiomatic) don't mention it (you're welcome) / (literally) Used when the speaker thinks there is nothing to say; there's nothing to tell!

(idiomatic) speak of the devil and he appears

(idiomatic) Alternative form of na Nowy Rok przybywa dnia na barani skok

(idiomatic) Alternative form of w domu powieszonego nie mówi się o sznurze.

(idiomatic) One should not discuss certain topics around someone particularly sensitive to them.

(idiomatic) usually used as a warning against saying too soon what someone plans to do in the future

he (for animate nouns), it (for inanimate nouns)