Smoking is a bad habit that does harm to smoker and others. Many kinds of diseases and cancers are caused by smoking, such as tracheitis, lung cancer and many other diseases. Recent years, there are tens of thousands of people dying of smoking. But there still are many people enjoying smoking, because they think smoking is a kind of fashion and smoking is so cool, especially among teenagers. In addition, smoking does harm to others as well. Second hand smoking has been recognized harmful to other people. Even worse, it may cause more damages. Therefore, people should remember that smoking is harmful to others and those people who smokes should give up smoking as soon as possible. 
翻譯

吸煙是個壞習慣，既危害吸煙者也危害其他人。多種疾病和癌癥都是由吸煙引起的，如氣管炎，肺癌癥和許多其他疾病。近年來，有數以萬計的人死于吸煙。但仍然有許多人喜歡吸煙，因為他們認為抽煙是一種時尚和吸煙很酷，尤其在青少年（中更是這樣認為）。此外，吸煙也危害他人。二手煙已經被確認對其他人有危害。更糟糕的是，這可能會造成（比吸煙者）更多的傷害。因此，人們應該記住吸煙有害于他人，吸煙者應盡快戒煙。