This dream may symbolize feelings of conflict and tension in your waking life. The classroom setting suggests a learning or educational environment, and the teacher’s anger and scolding may represent feelings of pressure or criticism from authority figures. The salt being taken from your bag and rubbed on your head may symbolize feelings of being burdened or weighed down by responsibilities or expectations. The fact that the teacher rubs the salt on your head, hands, and legs suggests that these feelings may be affecting multiple areas of your life. The water being poured on your left thigh may symbolize a cleansing or release of these negative emotions. The fact that you were crying in the dream and upon waking suggests that these feelings are deeply affecting you. It may be helpful to reflect on any current conflicts or sources of stress in your life and find healthy ways to address and release them.