People who has fallen in love, will not be able to control his/her mouth, lip, arm, and brain. Once they could, they are disarmed and love had been automatically transformed to friendship or in relation regulation. According to the professior of health science and humanity, the administrator of department of social science at Oxford University, Oxford, the United Kingdom: love stands for 51 days of heat, and 20 days or cooling down, finally 10 days of miscontrollable of body motion. Then the love is gone like a piece of smoke.