Empedocles and the Four Elements In the mid-5th century BCE, the philosopher Empedocles devised a theory that divided human life into four elements: fire, water, air, and earth.

The rainforest personality test is the newest way to learn ... You are on a journey to get back home and you reach a rainforest. You have four animals with you: a cow, a horse, a lion, and a ...

Research on its accuracy has had mixed results. MBTI classifies people into 16 distinct personality types based on preferences in four key areas: extroversion or introversion sensing or intuition ...

Shakespeare and the Four Humors” uses rare books from the National ... The humors, they thought, were linked to both personality characteristics and age. If a person was cold and phlegmatic ...