Emotional intelligence refers to the ability to recognize, understand, and manage one's own emotions, as well as to recognize and empathize with the emotions of others. It involves the capacity to perceive and express emotions effectively, to use emotions to facilitate thinking and decision-making, and to regulate emotions in oneself and in relationships with others.

The concept of emotional intelligence was popularized by psychologists Peter Salovey and John Mayer in the early 1990s and further developed by Daniel Goleman. It is often described as a set of skills that allow individuals to navigate the social world and understand their own emotional experiences.

There are several key components of emotional intelligence:

1. Self-awareness: This involves recognizing and understanding one's own emotions, strengths, weaknesses, values, and motivations. It includes being aware of how emotions can influence thoughts and behavior.
2. Self-regulation: This refers to the ability to manage and regulate one's own emotions, impulses, and behaviors. It involves being able to control and redirect disruptive or negative emotions and adapt to changing circumstances.
3. Motivation: Emotional intelligence includes the ability to harness and utilize emotions to achieve goals and maintain motivation. It involves having a sense of purpose, being resilient in the face of setbacks, and having a positive attitude.
4. Empathy: This is the ability to understand and share the feelings of others. It involves being able to recognize and appreciate different perspectives, show compassion, and respond appropriately to others' emotions.
5. Social skills: Emotional intelligence encompasses effective interpersonal skills, such as communication, conflict resolution, and collaboration. It involves building and maintaining positive relationships, influencing others, and working well in teams.

Developing emotional intelligence can lead to various benefits in personal and professional life. It can enhance self-awareness, improve communication and relationships, facilitate effective leadership, and contribute to overall well-being and success. It is a skill that can be learned and developed through self-reflection, practice, and feedback.