Imagination

the power to imagine pain of others when you not have to experience it yourself; empathy.
you can choose to shut yourself from all of these, apathy is an evil in itself.
then you have merely existed, and not lived.

Cognitive Dissonance

one of the more unlikeable human attributes, self justification.

this protective mechanism enables us to sleep peacefully at night and frees us from self doubt. We see what we want to see, ignore everything else that contradicts our view. we look for arguments that reinforce our position. 

why do we find it so difficult to realize our mistakes?

there's often a big gap between what we think and what we do...