What to an outsider will be no more than the vigorous presentation of a conviction, to an employee may be the manifestation of a determination which it is not safe to thwart.
To accuse others for one's own misfortunes is a sign of want of education. To accuse oneself shows that one's education has begun. To accuse neither oneself nor others shows that one's education is complete.
Not a single piece of material culture - not a single object - has been found at Giza that can be interpreted to come from a lost civilization.