Compared to other species human beings are unique in every way. Biologically humans are more complex than any other life form, but when our metaphysical essence, spiritual and psychological sides are taken into consideration, we may be the most mysterious of all beings in the universe. In comparison to the size of the universe, we are like an atom. However, spiritually we are larger than the universe. The thoughts of a single, conscious human being could affect a powerful impact on the whole universe. When satisfaction or the pleasure of life is the matter being considered, unfortunately we are no match even to a sparrow. Compared to humans, this little bird receives many times more satisfaction out of life. For example, it does not need to work, buy a house, get married, pay bills, save or worry about its future. Finally, the most important of them all is that the animal has no concept of death. Human beings on the other hand, constantly struggle throughout life, not only physically but also spiritually, psychologically and emotionally. They are under continuous pressure. We regularly make plans that result in disappointment. We are always concerned about our loved ones, relatives, society and, to a certain degree the rest of humanity. According to research, the average human life span is 70 years. Read Full Article