This is the third book in Orion"s trilogy (the first being: Thoughts Concerning Evolution; the second being: Thoughts Concerning Non-Human Animals). In it are a collection of insightful and often provocative thoughts concerning the nature of the universe and the place of humans in it. For example: "Is the universe free or is it determined? Or, is this distinction too simplistic? Habits can become embedded through freedom and then almost approximate being determined!" And: "Perhaps humans can be thought of as the "head of the universe" (or at least as one of its heads!).