We normally think of intelligence as cognitive intelligence, which is measured by IQ. Our emotional intelligence is looking at how our emotions effect everything that we do and think. We feel before we think.
Passive-aggressiveness includes the obvious passive, withdrawn or apathetic approach to relationships. This approach will spill over into all sort of adult relationships, from friendships, intimate partners, school and on to the workplace.
Emotional intelligence, sometimes referred to as EQ ("emotional quotient"), refers to a person's ability to recognize, understand, manage, and reason with emotions. It is a critical ability when it comes to interpersonal communication—and a hot topic not only in psychology, but in the business world.