Crying is the basic form of expressing emotions, clinically referred as a secretomotor phenomenon. Crying is a natural response. When one feels sad, depressed or overtly happy, one breaks into tears. Shedding tears lessens the impact of grief and is also the best solace for depression. Crying relieves the heart and mind of too much stress and pressure. In infants, crying is believed to be the singular mode of communication. Babies cry when they are hungry,sick or soiled. In a way, they wail to bring attention to their needs. Read the crying quotes given below to know more.