You wrote: "( THIS IS NOT SO STRANGE. If Man was made without Man, and we exist, how is this so strange? ) "
My questions on you is where Man came from? Are they descended from Adam and Eve who is the First man and woman on earth who are created by an image of GOD? I don't think so...that is not a rational thing just to believe on it..
Nicheren says," to be born as Humans is the most the fortunate thing in this world"
The Buddhist awareness of the pervasiveness of esential life in all things, both sentient and insentient, leads to the awarenes of the Eternity of LIfe.In Buddhism, it teaches us that all things are in constant Flux of change.All things are are changing from time to time and this is also what science teaches us all about. In science, Life on this planet emerged which is billions of years ago, and the age our Earth now is 5 billions years and Life exist on this planet fo a billions years ago and of course that includes the existence of HUman LIfe.I believe in the Evolution of Man which gave to us by Charles DArwin because that gives resonance to Buddhist teachings.
You wrote: "And if like all natural causes He (or It) causes only under certain conditions, then His Power is Limited......."
Answer: The power of MYSTIC LAW is not owned or dictated or controlled by a someone or a diety but rather the Mystic LAw itself is boundless and infinite and continued to operate throughout space and time in the whole universe.