Rather than seeing negative expressions of emotion as a problem that needs to be «dealt with» or «fixed,» or even as the result of some kind of parental incompetence, the realization that such moments can be used to teach your child may come as a huge relief. (gottman.com)
It is the positive, active aspect of the attitude that finds negative expression in nonresistance. (religion-online.org)
Cannabis users showed a greater response to faces showing negative expression, particularly angry, than controls. (sciencedaily.com)