Politeness goes a long way in an error message.

　　在一條錯誤消息中，禮貌大有幫助。

　　People often ask about health out of politeness.

　　人們常常出于禮貌問候健康。

　　In Persian culture there is a term for politeness: ta 'arof.

　　在波斯文化中，有個關于禮貌的詞：ta'arof客套。