Projecting our own goodness on others – an ordinary mortal who daily strives to live a morally upright life albeit their human fallibilities may be prone to projecting their own goodness and sense of morality on others.
Projecting our goodness on others can be a great thing if the people we deem noble are really as noble as we deem them to be or more noble than we deem them to be. However, this becomes problematic when we are dealing with narcissists.