Definition
This idiom suggests that when something or someone is no longer visible, it is easily forgotten.
眼不见，心不念
After she moved away, we never contacted each other again; it's really a case of out of sight, out of mind.
她搬走后，我们就再也没有联系过；这真的是眼不见为净。
He always says out of sight, out of mind, which is why he never keeps in touch with his ex-girlfriends.
他总是说眼不见为净，这就是为什么他从不与前女友保持联系。
After I packed away the old clothes, I completely forgot they existed; it's truly out of sight, out of mind.
我把旧衣服收起来后，就完全忘记它们的存在了；真的是眼不见为净。