in one's heart of hearts
美
英 
- un.心里私下;在某人心灵深处
- 网络在内心深处;骨子里;在思想深处
英汉解释
例句
I declare definitely , it is the beauty lying in one's heart of hearts and embodied in his actions and deeds , that is , the inner beauty!
这个问题的回答,我可以明确的说,那是一种深藏在内心深处并且体现于自身的行为的美,这就是内在美。