Today's English

People say that + S + V
It is said that + S + V
S + is said to + V
S + is said to have + past participle

People say that he is a troublemaker.
It is said that he is troublemaker.
He is said to be a troublemaker.

People say that he was a very polite guy long ago.
It is said that he was a very polite guy long ago.
He is said to have been a very polite guy long ago.

I heard that it's impossible to finish the job perfectly.
i was told that it's impossible to finish the job perfectly.

According to the report, it's good to eat less.
According to the weather forecast, the weather will improve soon.

There is a rumor going around that he left Korea.
Rumor has it that he left Korea.
It is rumored that he left Korea.
He is rumored to have left Korea.