Kitap 4
Deceives through mere opinions of the mind,
Which we do add ourselves, feigning to see
What by the senses are not seen at all.
25
For naught is harder than to separate
Plain facts from dubious, which the mind forthwith
That naught is known, he knows not whether this
Itself is able to be known, since he
Confesses naught to know. Therefore with him
I waive discussion- who has set his head
5
Even where his feet should be. But let me grant
That this he knows,- I question: whence he knows
What 'tis to know and not-to-know in turn,
And what created concept of the truth,
And what device has proved the dubious
10
To differ from the certain?- since in things
He's heretofore seen naught of true. Thou'lt find
That from the senses first hath been create
Concept of truth, nor can the senses be
