[255a]
when we say “the same” or “other”?Theaetetus
Perhaps.Stranger
But certainly motion and rest are neither other nor the same.Theaetetus
How so?Stranger
Whatever term we apply to rest and motion in common cannot be either of those two.Theaetetus
Why not?Stranger
Because motion would be at rest and rest would be in motion; in respect of both, for whichever of the two became “other” would force the other to change its nature into that of its opposite, since
Perhaps.Stranger
But certainly motion and rest are neither other nor the same.Theaetetus
How so?Stranger
Whatever term we apply to rest and motion in common cannot be either of those two.Theaetetus
Why not?Stranger
Because motion would be at rest and rest would be in motion; in respect of both, for whichever of the two became “other” would force the other to change its nature into that of its opposite, since