They would always ask you -- I guess it may be out of courtesy -- do you speak English?

他们总会问你——我想这可能是出于礼貌——你会说英语吗？

Maybe she's just been nice to me out of courtesy and doesn't think of me that way.

也许她只是出于礼貌对我很好，并没有那样想我。

'Ah, then, I am almost afraid I have been giving you disagreeable information, intentionally withheld out of courtesy.

‘啊，那么，恐怕我一直在给你不愉快的信息， 出于礼貌故意隐瞒。