Happiness. It is not measurable, profitable, nor tradable. Yet, above all else in the world, it is what people seek. They want to have happiness, and want to know they have a lot of it. But happiness, like air or water, is a hard thing to grasp in one’s hand. It is intangible. So how does one know if they have it? Is it just a feeling? And if someone does not feel happy, how can they go about achieving that feeling?