No. If your heart is in something, it means you have a strong belief and desire for it. I wouldn't be able to practice the bassoon four hours a day if my heart weren't in it.
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Grammar GeekNo.
If your heart is in something, it means you have a strong belief and desire for it. I wouldn't be able to practice the bassoon four hours a day if my heart weren't in it.
If you set your mind to something, it means your are are determined to do it. Once you set your mind to it, I'm sure you'll succeed.
Grammar GeekNo, like I said, they don't really mean that.
Your heart is in something - you don't have to set or put it there. And it's a matter of internal motivation, not whether you have time. Don't use the heart one at all.
I suppose you can use "set her mind to studying" is okay. I do prefer my prior suggestion: focue completely on her studies.