2、early to bed and early to rise , makes a man healthy , wealthy and wise .(benjamin franklin , american president )早睡早起会使人健康、富有和聪明。 (美国总统 富兰克林. b.)
3、健康的重要性：you can take away our money, house, car, or even our clothes and we can survive. but if our health was taken away, we would surely die. that is why we always try to eat in a healthy way and exercise regularly.