要一篇英语的广告短文。字数100左右！！！！！！！！

"Smoking is bad for your health." This sign can be seen on any pack of cigarette.It might catch people's eyes, but whether it has ever caught people's heart remains doubtful.From the people surrounding me, I can come to conclusion that most of the smokers just take the detriment of their health for granted, let alone considering others.Whenever they want a smoke, they will take out one cigar, light it and enjoy it to their heart's content,treating those non-smokers as air,regardless of whether they are women or kids.Perhaps all of this results from their addiction into smokes, but it is their indifference that accounts more for it.Smoking is like a cancer, which will cost your life bit by bit without being noticed. Therefore, for your own health and that of others, I'd like to give those smokers a piece of advice,"It is never too early to keep away from smoking."
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