hoàn toàn thấu hiểu cùng với ấn tượng/ ảnh hưởng sâu sắc

understood with a strong and personal effect

Eg1: I was never worried about my health, but when my brother died from a heart attack, it really hit home. Now I exercise every day and eat right.

Eg2: Mary’s car accident really hit home for her, and after that she decided she had to start driving more carefully in the future