Have a heart-to-heart talk

与某人进行坦率且诚实的谈话，也就是促膝长谈

I think it's time we had a heart-to-heart talk about your grades.

我觉得，我们是时候就你的成绩来一场促膝长谈了。

She called her friend Betty to have a heart-to-heart talk with her about her problems.

她叫上朋友贝蒂，与她促膝长谈了她的种种问题。

Have your heart in the right place / One's heart in the right place

心怀好意，有正确的意图

Come on, you know John has his heart in the right place. He just made a mistake.

算了吧，你知道约翰是出于好意。他只是犯了个错误而已。

Have one's heart set on something / set against something

非常想得到某事物/非常不想得到某事物

She has her heart set on winning the medal.

她非常想赢得这枚勋章。

Frank has his heart set against his promotion. There's nothing I can do to help him.

弗兰克非常不想升职。我帮不了他。