"If happiness occurs in the interior of a human and if that is where we must work to obtain it, it follows that our happiness depends on ourselves. Some who are not happy blame their unhappiness on another person -- a husband, a mother-in-law, an associate at work -- or on external circumstances, such as the economic situation, sickness, old age, the problems with the country, and so on. This makes it appear that to obtain happiness, we first must solve all of those difficulties, which may lead us to conclude that happiness is utopia and it is better to give up on it." ~ Choosing Happiness: Working Within