Emotion is a complex psychophysiological experience that we experience as a result of our interactions with our environment. There are positive emotions and negative emotions, and these emotions can be related to an object, an event, social emotions, self-appraisal emotions, etc.
What is emotion? A feeling? Then what is a feeling? These terms are difficult to define and even more difficult to understand completely. People have been attempting to understand this phenomenon for thousands of years, and will most likely debate for a thousand more. This section will present the various theories related to the acquisition of emotion.