Dora confuses the housekeeping; but we are not angry with Dora because she confuses the housekeeping.
We are angry with the housekeeping because it confuses Dora.
There is no necessity for this rule; it only confuses the pupil.
The pain-giving voice covers him as a garment and confuses him.
If I have got you mixed up, I beg pardon: you have changed positions so, it confuses ...