By the way we act for as long as we have been here I'd say we are still in the embryo stage where we have learned nothing yet as to being Real Human ( Humane ) beings.
They say our species is around 200,000 years old, so compared to other species, yes, most definately!
As long as we keep moving forward.. yes, young... once we stagnate... that's old.
Yes,and owned by an ancient species.
No. Our time is coming to an end in 3000 years. Robots will rule the world.
relative to the Universe, yes . . .
relative to the Mayfly that survives 30 minutes . . . maybe not.