Question

what could a human living now and a horse living thousands of years ago have in common

Answer 1

their both origin of bones of hands and legs are same
though they have derived from same origin they uses it for different purpose

Answer 2

$\bf \huge {\underline {\underline \red{AnSwEr}}}$

Yes, humans kneel to other humans. We always remember our ancestors. We always follow rules, regulations and norms which they made for themselves in those times. We still abide them.