(5). A nurse, as the center of sanitary care, can preserve the balance and be productive if controls his/her excitement and shows mature behavior. The excitement of patients should be controlled. They may show tension, irritability, and imbalance, so a nurse should treat patients with patience, balance, and tact. He/she should try to counteract the negative excitement by positive thoughts. This needs a healthy interpersonal relationship. Sympathizing with patients and an appropriate understanding of them helps a nurse to accept them as humans