There are two, fundamental stories that one can tell about the nature of time: In the first, most common in the ancient world, time is envisioned as a vast, unbroken circle. The moon grows and shrinks with each passing month, and then does it again. The seasons progress on in an endless loop. Babies are born, old people pass away, and the babies themselves someday have babies and then grew old. What was once will inevitably be again. There is nothing new under the sun.   Read more...