have someone's interests at heart
成語所屬單字interest
have someone's interests at heart — 慣用語
1. to care about what is best for someone and act to help them
1.慣用語
釋義
把某人的利益放在心上；為某人著想
to care about what is best for someone and act to help them
例句
Kabir knew his grandmother had his best interests at heart when she advised him to study harder.