Yes, I purposely left it out.
Calmness is an attribute slightly different than being kind and sympathetic. I would not bunch it together.
Calmness is an inward quality. Being kind and sympathetic is an altruistic quality.
Perhaps it can be mentioned in another sentence, or as another phrase.
Sometimes an understated compliment can be more effective than an overstated hyperbole.
Her demeanor is calm, and by nature she is a kind and sympathetic person.
--lotus