A2US#TED#mind wandering#wandering#happiness#mind#people【TED】Matt Killingsworth: Want to be happier? Stay in the moment !00VoiceTube posted on 2014/11/11More optionsShareSaveReportVideo vocabularyNo vocabulary matches your filterspeopleUS /ˈpipəl/・UK /'pi:pl/Noun (Countable/Uncountable)Persons sharing culture, country, background, etc.Men, Women, ChildrenTransitive VerbTo populate; to fill with people.A1More unhappinessUS ・UK Uncountable NounFeeling of sadnessB1More happyUS /ˈhæpi/・UK /ˈhæpi/AdjectiveFeeling pleasure or joy; gladA1More lotUS /lɑt/・UK /lɒt/NounWhat happens to a person in life from chance; fateA group of people seen togetherA1More Use EnergyUnlock All VocabularyUnlock pronunciation, explanations, and filtersUnlock