The best physicians are Dr. Diet, Dr. Quiet,and Dr. Merryman.
节食博士,静心博士,欢喜博士,三者都是最好的医师;饮食少,休息好,快乐多是却病延年之方。
Travellers on short trips to areas with water supplies of uncertain quality should avoid drinking tapwater, or untreated water from any other source.
短途旅行到水质不保险的地区时,应避免饮用水龙头的水或未经处理任何其他来源的水。