So called mirror speech tells us about the speaker. It is a form of self exposure in which the speaker voices the truth about themselves by attempting to attach it to someone else.
We were perfectly clear that Mrs. Pelosi is a dangerous and evil person. She has now confirmed our understanding of her by uttering the very words that best describe her.
The very best example of this is her claim that Trump isresponsible for people dying on Jan 6. By her own admission she is responsible for this tragedy.