In case after case the difficulty could have been overcome—or might never have arisen—if the people involved had just treated one another with common courtesy.
I think that if I were allowed to add one small beatitude as a footnote to the other it might be:Blessed are the courteous.
It’s time (that) you learned to be courteous.
It’s time (that) we got down to business.
（1）I wish + 主语 + 动词过去时形式或were,表示与现在事实相反
I wish I could speak English as fluently as you do.
It’s unbearably hot.I wish it were spring.
(2)I wish + 主语 + 动词过去完成时形式，表示与过去事实相反
I’m feeling so sleepy.I wish I’d gone to bed earlier last night.
I wished my former boss had shown some appreciation for my work.If he had,I wouldn’t have left him.
19.would rather + 带有虚拟式动词形式的从句
I’d rather he told me the truth.I would rather you did nothing for the time being and just thought about it.