Then one cannot be anywhere, either in itself It must.
or in another?
And that which moves in a circle must rest upon No.
a centre; and that which goes round upon a cen-Further consider, whether that which is of such tre must have parts which are different from the a nature can have either rest or motion.
centre; but that which has no centre and no parts Why not?
cannot possibly be carried round upon a centre?
Why, because the one, if it were moved, would Impossible.
be either moved in place or changed in nature; But perhaps the motion of the one consists in for these are the only kinds of motion.
change of place?
Yes.
Perhaps so, if it moves at all.
And the one, when it changes and ceases to be And have we not already shown that it cannot itself, cannot be any longer one.
be in anything?
It cannot.
Yes.
It cannot therefore experience the sort of mo-Then its coming into being in anything is still tion which is change of nature?
more impossible; is it not?
Clearly not.
I do not see why.
Then can the motion of the one be in place?
Why, because anything which comes into be-Perhaps.
ing in anything, can neither as yet be in that But if the one moved in place, must it not ei-other thing while still coming into being, nor be ther move round and round in the same place, altogether out of it, if already coming into being or from one place to another?
in it.