It’s perfectly logical to conclude that since the universe is so unimaginably vast, intelligent life probably exists elsewhere.
It’s equally logical to conclude that since the universe is so unimaginably vast, it’s extremely unlikely that any intelligent life exists anywhere near us in space, time or both. Specifically, near enough to visit us.
A lot of people are eager to believe in the vastness that’s so great that life is probable. They are not so eager to grasp the vastness that makes complete isolation probable no matter how many times/places life has emerged.
