(12) Know knowledge aspires to certainty, In the chapter, "Desire of riches occupieth you," After "Nay," read "Would that ye knew!" Knowledge conducts you to sight, O knower! "If ye are certain, ye shall see hell-fire." Sight follows on certainty with no interval, See the account of this in the chapter cited, As for me, I am above both opinion and certainty; Since my mouth has eaten of His sweetmeats, I am become clear-sighted, and see him face to face! Behold these potherbs boiling in the pot,

(4) Verily, while he does not there know, he is verily know- ing, though he does not know (what is [usually] to be known) 1; for there is no cessation of the knowing of a knower, because of his imperishability [as a knower]. It is not, however, a second thing, other than himself and separate, which he may know. 31: Verily where there seems to be another, there the one might see the other; the one might smell the other; the one might taste the other; the one might speak to the other; the one might hear the other; the one might think of the other; the one might touch the other; the one might know the other.

(3) Then he [i.e. Yajfiavalkya] said: 'Venerable Brahmans, let him of you that desires question me. Or do ye all question me. Or I will question him of you that desires [to be questioned]; or I will question all of you/ Those Brahmans, however, durst not.

(7) The son said: 'Surely those venerable men (my teachers) did not know that. For if they had known it, why should they not have told it me? Do you, Sir, therefore tell me that.' 'Be it so,' said the father.

(5) 'That fellow of a Râganya, asked me five questions, and I could not answer one of them.' The father said: 'As you have told me these questions of his, I do not know any one of them . If I knew these questions, how should I not have told you ?'

(18) What I do thou knowest not now; but thou shalt know hereafter.

(5) And if this position is true, that we do not know what is true, then absolutely nothing is allowed to be true by it. But if he will say that even this is questionable, whether we know what is true; by this very statement he grants that truth is knowable, in the very act of appearing to establish the doubt respecting it.