Mark Twain once said,“The human race has one really effective weapon, and that is laughter。”A smile willunconsciously pull short distance between hearts, which is the charm of asmile. So never stop smiling, even when you are sad, for someone might fall inlove with your smile。

    Undoubtedly, it issmile that keeps us continually shortening the distance among people. When youfall down, a smile from others will bring you the power to stand up. Besides, smileis a name card which will make the people around you feel comfortable and pavethe way for you to make good friends. When you feel disappointed with the lifeand get heartbroken with the love, just smile, it's a good medicine for yourhurt soul. Were there no smile, never would we taste a happy and healthy life。

    Consequently, fromwhat has been discussed above, it can be safely concluded that a smile isbeneficial for us bridge gaps of social interaction and sweep disorders ofhuman communication。