We live in a world were Psychologists have classified our temperaments into four categories that's the fundamental human personalities as follows:
- The Sanguine - optimism and leader-like.
- The Choleric: Bad tempered and quiet.
- The Melancholy: Analytical and quiet.
- The Phlegmatic: Relaxed and peaceful.
Though, it has being specified that an individual may possess more than one temperament. And these were furthered grouped into two:
The Introvert (indoor personality) which are the phlegmatic and melancholy.
The extrovert (outdoor personality)which are the sanguine and choleric.
The present world's population is nothing less than 7 billion. In essence, humans tend to act or behave in similar way sometimes.