Humans Do Not Like to Dwell on Their Mortality Sherifview

Humans do not like to dwell on their mortality, otherwise they will get crazy. The thought can come to their mind but they chase it away.
This is generally the case.
The fire of life dwell in them. However, if they are very depressed they have hard time to resist but not in detail what will happen to their bodies. This is frightening.

Shame and Pride Basic Marginal Human Traits

Although shame and pride are basic human traits they are not absolute and can be considered marginal since they may be lacking or vastly lacking in some people.
However in general humans can feel pride for good deeds, accomplishments
or for excelling.
People for the opposite can feel shame for bad deed, no good deed, or no accomplishment.

Revenge a Human Evolutionary Trait

Revenge is powerful human trait but it distinctly different of other traits that it can be controlled from an action.

A thoughtful analysis of why or why not to take an act of revenge is the ultimate deciding factor.
This thoughtful analysis may be shorted by lack of mental process or extreme anger and fury which is another human trait.

The strange thing in human trait evolution is why that exacting revenge has a calming effect on people in many situations. The anxiety that builds up if being hurt may persist until you take revenge and you retain the feeling of being calm after that. Why nature instilled this human revenge trait, persisting anger and forceful feeling for revenge is a mystery.

Revenge can be seen through human history between nations, tribes, races or in individuals.

The revenge is not exclusively human but reported among elephants and camels in cases they being abused or mistreated. These animals can plan scheme a plan and timing for revenge.

The act of revenge is transferred to God in form of punishment or hell fire.

Possible Develpoments of the Revenge Trait

This can be under the self preservation force. The ones who hurt you and harm you they must be dealt with so they don't hurt you again in the furure.

Instantaneous Revenge

Some one slaps you on your face and you slap him right back.
Some one curse you and you curse him right back.

Hope and Despair is Part of the Human Nature

The human nature of hope is unique. It looks for the future with hope for things to happen. In the animal kingdom there is no indication that there is a vision for something that is foreseen in the future rather than the immediate thing.
Despair argument is just the contrary of hope and the same thing is argued just the opposite.