The needs and unfulfilled desires give us energy. Hoarders could be met, but retain the dissatisfaction and saving energy.
With some indulgence, as befits those who are superior, we watched our dog hides his bone in the garden. The gesture becomes mocking and sarcastic when the fool hiding anything under a rug or sofa cushions.
Sure, the poor man is a slave to its ancient genetic and therefore continues doing the same thing thousands of years ago did their grandparents : wolves and even foxes.
Perhaps we delete the sly smile when we ask: human beings, why do we sometimes try to get more than we need, forcing us to save it for enjoyment by the heirs, when we become the richest in the cemetery?
Do not have a smart answer we have for the dog hide things under a rug.
Many also will mock this greedy, but not fair..., or the greedy or the dog. Something happens that causes us difficult to explain these phenomena.
One hypothesis, more or less acceptable, says that humans can suffer the accident of having more money than you need to live well and so we have to remove it from circulation (keep it in a bank, for example), so that their existence does not hurt us.
Consider the needs and desires are real engines of our existence. If we play on so that our income is too high, instead of exhausting (meet) those needs and desires engines running out, a way to solve it is to hide what we do not need, as does the dog.
In short, the greedy attempt to preserve the vitality they bring the needs and desires.
Note: Original in Spanish (without translation by Google): Semejanza entre perros y avaros.
(Este es el Artículo Nº 2.056)