Humans exist
Birds exist, but cannot create artificial flight
Being an X is a guarantee that an X is possible, but not a guarantee that an X can replicate itself.
Downvoted as I find this comment uncharitable and rude.
Birds exist, but cannot create artificial flight
Being an X is a guarantee that an X is possible, but not a guarantee that an X can replicate itself.
Downvoted as I find this comment uncharitable and rude.