For example, it's not okay to refer to our predecessors as "forefathers" anymore. We should call them "ancestors".
A lookup on Dictionary.com indicates that "Mankind" has two definitions:
1. the human race; human beings collectively without reference to sex; humankind.
2. men, as distinguished from women.
Are we supposed to assist all uneducated, sensitive, or those lacking in basic self-worth by changing more forms of word classes than this in the future? The HR PDF from Princeton also includes examples of job posting edits to comply with the new (mandate?).
I do remember a quote from the late George Carlin that sums most of it up: Soft Language "Sometime during my life toilet paper became bathroom tissue. . . . Sneakers became running shoes. False teeth became dental appliances. Medicine became medication. Information became directory assistance. The dump became the landfill. Car crashes became automobile accidents....."
When do we stop and expect that people be educated on the origins and meanings of words and phrases, before being offended or having Universities issue staff notices to be sensitive to everyone's internal feelings? I was told to "grow up" when I was younger, not "I understand your feelings and think it's wrong to speak to you in the manner I am. I should be sensitive to all of your feeling and needs before opening my mouth."