This document discusses assertiveness and its importance for teachers. It defines assertiveness as behaving in a way that respects both one's own rights and the rights of others. Assertiveness has advantages like developing healthy relationships and preventing conflicts. Some rights discussed include the right to be treated with dignity, the right to say no without feeling guilty, and the right to express one's feelings. The document also covers passive, aggressive, and passive-aggressive behaviors and provides an ABC cognitive model for understanding behaviors.