Happiness Doesn’t Depend on Any External Conditions – Dale CarnegieHappiness Quotes ๐ Spread the love Happiness Doesn’t Depend on Any External Conditions Happiness doesn’t depend on any external conditions, it is governed by our mental attitude. Dale Carnegie Happiness Quotes Spread the love Explore Awesome ๐ Quotes By โ Dale CarnegieRelated AuthorAyelet Waldman Jose Ortega y Gasset Leo Buscaglia Les Brown William JamesRelated TopicHappiness Attitude External