In the mid-5th century BCE, the philosopher Empedocles devised a theory that divided human life into four elements: fire, water, air, and earth. He wrote, “Now hear the fourfold roots of ...

Human Torch, Invisible Woman, and the Thing were shaped by what Mister Fantastic believed to be their most important qualities and temperaments ... four members specifically, it's a popular theory.

What does it mean to be human? In The Four Realms of Existence: A New Theory of Being Human 1, fellow PT Blogger, Professor Joseph LeDoux shares his perspective. It is a point of view guided by ...

In this interview you will learn: -about his newest book – “The Four Forces of Human Nature: A Unifying Theory,” and the main message he wants to convey to your readers -the relationship ...