A change in the way one feels or thinks about a given task, idea or problem to be solved.
Изменение в эмоциональном отношении к чему-либо, полученной задаче, идее или проблеме, требующей решения.
Fred got admitted to medical school, but he had a change of heart and decided to go into the Foreign Service instead.
I had a change of heart and I decided to go to a movie with my friend.
Я передумал и решил пойти в кино с моим другом.
Joan had a change of heart and suddenly broke off her engagement to Tim.