Smileisanattitudetolife.Inourlife,theremaybesomethingunpleasant.Forexample,youfailinanexam;oranothertime,youaremisunderstoodbyyourfriends.Theseunpleasantthingsmaymakeyoufeelbad.Thenwhatwillyoudo?Whynotlearntosmile?Smilingtoyourselfcanbringbackyourconfidence.Sometimes,thegreatestenemyisyourself;that’stosay,sometimes,youarebeatenbyyourself.Weshouldalsolearntosmiletoothers.Itwillhelpustogetclosertoothers.So,smileisthemostwidelyunderstoodlanguage.