ThereisanoldsayingwhichgoesthatDon'tspeaktothestrangers.Thesayingaptlyillustratesaprincipleineducationthatdonottrustanystrangers.Asforme,Idon'tagreewiththatopinionbecauseit'snotgoodforchildrenintheircultivationofmorality,sociabilityandtheabilityofdistinguishingrightfromwrong.Firstly,childrencan'tlearnsympathy,relianceandothermorality,holdingtheopinionofnottotrustanystranger.Childrenwon'tshowanysympathytoastrangerwhoisunfortunateandneedshelpwhentheydon'tbelievethestranger'swordsandcan'tunderstandhissituation.Inthatcase,theywillbecomethepeoplewhowon'tthrowacointoabeggar,whowon'tofferaseattoapregnantwoman.Andatlast,thechildrenaremoreandmoreindifferentandselfish.Thesocialrelationshipiscomposedofpeoplewhoarestrangetoeachother.Ifthechildrendon'tbelievethepeople,theywon'tbelievethesociety.Andsecondly,friendscomefromstrangers.Ifchildrenaretaughtnottotrustanystrangers,theycan'ttalkandmakefriendswithothers.Oncewestepintoanewenvironment,allthepeoplearestrangerstous.Wemakefriendsandbuildoursocialrelationshipsthroughknowingallkindsofstrangers.Teachingchildrennottotruststrangersdeprivesoftheiropportunitiesoflearningsociability.Thereforetheywillbeisolatedfornotknowinghowtomakefriends.Onthecontrary,ifachildcanlearnhowtogetalongwithstrangersbytrustingthem,hewillbegoodatdealingwithpeopleandmakingfriendswithallkindsofpeoplewhenhegrowup.Weknowthatteachingchildrennottotrustanystrangersisbasedontheconsiderationofthesafetyofthechildren.Buttheproperwayofprotectingchildrenismakingthemknowhowtodistinguishrightfromwrong.Childrenwillgrowuponedayandhandleallthethingsbythemselvessoonerorlater.Theyneedtheskillstojudgeastrangerwhetherisgoodornotinsteadofregardingallstrangersasbad.Teachingthemnottotrustanystrangersdoesnogoodtochildreninthecultivationoftheabilityofdistinguishrightfromwrong.Allinall,weshouldteachthechildrenrightthingsconsideringthelong-termbenefit.Nottotruststrangersmaybeusefulinashorttime,butitwillbringbadeffectontheircultivationofmorality,sociabilityandabilityofdistinguishrightfromwrong.Thus,itisnotgoodforthegrowthofchildren.