We’ve asked many big questions on this show: Does the soul exist? Is it eternal? And do we have past lives?—just to name a few. And we found many answers—some by exploring the fascinating lives of our guests, and others by reviewing history, both ancient and modern.

To close up the season, we would like to revisit some of our findings.

For more on spirituality, read the founder of Falun Gong’s latest articles and responses from readers.