His self-righteousness is making communication within the team difficult.

He should change his self-righteous attitude.

Zen is a festival ceremony performed by the Chinese emperor.

Through the practice of Zen, I gained peace of mind.

She repaired my jeans using the darning technique.

He was counting money.

That was a certain result.

Please infer the content of the blank from the context before and after the sentence.

It's my role to manage the entirety of this project.

This town once reached its height of prosperity.