真是令人伤心啊。我一定要意识到我是如何让她对她的选择感到后悔的。

A sad pity - I must beware how I cause her to regret her choice.

youdao

小白和小黑死了我很伤心，叫妈妈再给我买一只，妈妈无论如何也不肯买了，说太可怜了。

Small white and black died I was sad, call mom again to buy me a, mother refused to buy anyway, says is too poor.

youdao

我不常说人心如何，因为这种事情是越说越伤心。但是我非常清楚心碎的痛楚。——《唐顿庄园》。

I do not speak much of the heart, since it's seldom helpful to do so. But I know well enough the pain when it is broken.

youdao