Althoughthereisnomistakeinthesentenceintermsofgrammar,thereareproblemsinthechoiceofproperwords.Negligenceisabetterchoicethanneglect,whereasmistakeismoreappropriatethanmischief.So,thesentenceshouldreadasfollows:Littlenegligencemaybreedgreatmistake.Thereareplentyofgoodexamplesinourdailylifewhichexemplifythemeaningoressesenceofthesentence.IfonedoesnotpayanyattentiontosomeminorerrorsinlearningEnglish,theseminorerrorswillaccumulateovertime,andwhenthefinalexamcomes,theseaccumulatedminorerrorswillcomebacktohaunthimorhertotheextentthats/hewillfailthefinalexam.Therefore,anerrorisanerror,itwouldbebettertocorrectitrightaway.Sotherewillbenoaccumulationovertimesoastoavoidthebigdisasterattheend.