change of heart

(noun) a complete change of opinion or decision to the opposite

Example Sentences:

A: I heard you got accepted into Medical school. When do you start?
B: Actually, I changed my mind. I’m going to go to study Philosophy instead.
A: That is a change of heart!

While researching Saudi Arabia for her vacation, Vanessa had a change of heart and decided to go to Alaska instead.

From the Blogs:

Wedding Dress Change of Heart

Media:

Similar idioms:

1. change one’s tune
2. about face
3. heart to heart
4. change of pace
5. a leopard can’t change its spots
6. heart goes out to someone
7. know something by heart
8. heart is not in something
9. learn something by heart
10. go with one’s gut
11. wear one’s heart on one’s sleeve
12. have one’s heart in one’s mouth
13. pick up line
14. sleep on it