If you can make a decent handaxe like this one, it's a good bet that you're well on the way to something we would all recognise as society.
假如你有能力制造出那么体面的手斧，那么我敢打赌当已经相当具有某些我们现代社会能够认可的共性。
2
The stone handaxe was made essentially in the same way and in the same shape for over a million years, and it must be the most successful piece of human technology in human history.