take it into your head that…

成語所屬單字head

take it into your head that… — 慣用語

1. To suddenly start thinking something, especially something others think is stupi

1.慣用語
釋義

突然認為

To suddenly start thinking something, especially something others think is stupid.

例句

He took it into his head that everyone was against him.

She took it into her head that she could fly.