Is the nature which our human race possesses related to walking in any other way than as the diameter which is the square root of two feet?

No.

And the nature of the remaining species, again, considered from the point of view of the square root, is the diameter of the square of our root, if it is the nature of twice two feet.

Of course; and now I think I almost understand what you wish to make plain.

Socrates, do we see that besides this something else has turned up