Ancient peoples closely observed and interacted with the rhythms of their immediate environment. The sun rose in the East and set in the West. Day followed night, and approximately 12 hours later night followed day. The seasons progressed through a more leisurely, although no less regular, rhythm. A

Scientists and philosophers have pursued the notion of mind for thousands of years. [Of course, being able to think about the mind's origins and place in the universe presumes having a mind, but that's a separate piece of this puzzle.] Regardless of mind's origin, we are well aware that the human mind