out of sight, out of mind
眼不見,心不煩
A:I hear that Tom has got divorced, and I don't know how he is now.
A:我聽說湯姆離婚了,不知道他現在怎么樣?
B:Out of sight, out of mind.
B:眼不見,心不煩。
A:What do you mean?
A:你此話怎講?
B:Don't you know they have had little affection for each other?
B:難道你不知道嗎?他們夫妻感情一直不好。