ものではありません

is not something that; should not

→ 物
phrase Rare #26,463
is not something that; should not With a noun, 物ではありません can mean “is not a thing” or “does not belong to someone.” With a verb, ものではありません often expresses a general rule, saying that something is not normally expected or should not be done.
JA: 人の秘密を勝手に話すものではありません。
EN: You should not tell someone else's secrets without permission.

自分より年下のをいじめるものではありません

You shouldn't bully someone younger than you.

この問題は君が解けないほど難しいものではありません

This problem isn't so difficult that you can't solve it.

英語は難しいものではありません

English isn't difficult.

殿方が細かいことにこだわるものではありません

A gentleman shouldn't concern himself with trifles.