to think better of something
01
to decide against doing something upon reconsideration
例
He initially planned to quit his job in a fit of anger, but he thought better of it and decided to have a calm conversation with his boss instead.
She was about to confront her friend about a misunderstanding, but she thought better of it and opted to give it some time before addressing the issue.
to think better of somebody
01
to revise or improve one's opinion of someone
Idiom例
I think better of him now after seeing how hard he works.
We thought better of our new neighbor once we saw how kind and friendly she was.
