[253c]
and also if he is to show whether there are some elements extending through all and holding them together so that they can mingle, and again, when they separate, whether there are other universal causes of separation?
Theaetetus
Certainly he needs science, and perhaps even the greatest of sciences.
Stranger
Then, Theaetetus, what name shall we give to this science? Or, by Zeus, have we unwittingly stumbled upon the science that belongs to free men and perhaps found the philosopher while we were looking for the sophist?
Theaetetus
What do you mean?