It's a pity you never got married, Sarah.

萨拉，很遗憾你从来没有结过婚。

《柯林斯英汉双解大词典》

But it's a pity you didn't come.

但很遗憾你没来。

youdao

What a pity you couldn't come here yesterday!

昨天你不能来，这真是件憾事！

《新英汉大辞典》

Perhaps I am a cripple, and have realized that people will sympathize and not discuss things seriously if they pity you.

FORBES: Enders Game, Orson Scott Card, and People who Hide Behind Pen Names

It is a pity that you are not allowed to go any higher, as it is exciting swaying with the wind at the top.

BBC: The amazing views of Hong Kong

Older people are sensitive, always having self pity when you yell.

FORBES: Letter From Mom and Dad