A skeptic might ask, “Couldn’t a more technologically advanced civilization develop new sources of fuel that require less mass?”
The stability of atoms, stars, and people depends on finely tuned physical laws and constants in the local universe. But are they fixed throughout space and time?
That’s the “new path” I’d recommended, as a counter to the prevailing pessimism of our culture.
It is possible that there is no surviving evidence anywhere on Earth of our planet’s first life.
The very first Seminar, held in July 2007, had twelve enthusiastic students and gave us a solid start.