Good communication is, in fact, the practice of more than one of the virtues.
When you say most people are aware of the virtues roles in their lives, it is a bet on their common sense.
However, common sense is less common than expected.
For many reasons people may actually opt for their vices (such as selfishness) rather than charity (going out of their way to help someone in need; or opening up to listening to the other person even if their emotions get on the way).
Abnegation is lacking in general.
What you refer to seems to be one of the outcomes of abnegation.