[240e]
Stranger
Does it think that things which are not, are not, or that things which are not at all, in some sense are?Theaetetus
It must think that things which are not in some sense are—that is, if anyone is ever to think falsely at all, even in a slight degree.Stranger
And does it not also think that things which certainly are, are not at all?Theaetetus
Yes.Stranger
And this too is falsehood?Theaetetus
Yes, it is,Stranger
And therefore a statement will likewise be considered false,
Does it think that things which are not, are not, or that things which are not at all, in some sense are?Theaetetus
It must think that things which are not in some sense are—that is, if anyone is ever to think falsely at all, even in a slight degree.Stranger
And does it not also think that things which certainly are, are not at all?Theaetetus
Yes.Stranger
And this too is falsehood?Theaetetus
Yes, it is,Stranger
And therefore a statement will likewise be considered false,