But it is the Love whose nature is expressed in good actions, marked by self-control and justice, at the human and divine level that has the greatest power and is the source of all our happiness.

FORBES: The Creative Power Of Eros

The bottom line: To achieve great things, you must posses the creative power of Eros, the passion for the good and beautiful the new and the exotic, the perfect and the immortal, the source of all our happiness.

FORBES: The Creative Power Of Eros

We buy a sofa instead of a ski trip, not taking into account that we will get used to the sofa very quickly and that it will stop being a source of happiness, while the vacation will likely stay in our minds for a long time.

WSJ: The Art of Buying Happiness With Money | Ask Ariely

For others, economic strain, family estrangement, the pressure of others' expectations, overtaxed schedules and plain old exhaustion can mount and crush the happiness out a season that was previously a source of comfort.

CNN: A depressive's guide to Christmas

Further, where is his desire to compel the worship of a higher being, also on his list as a source of happiness?

ECONOMIST: The economics of happiness: Can't buy it? | The