Socrates:

Hear, then, I said, my own dream; whether coming through the horn or the ivory gate, I cannot tell. The dream...

Wisdom

is such as we are now defining, and that she has absolute sway over us; then each action will be done according to the arts or sciences, and no one professing to be a pilot when he is not, or any physician or general, or any one else pretending to know matters of which he is ignorant, will deceive or elude us; our health will be improved; our safety at sea, and also in battle, will be assured; our coats and shoes, and all other instruments and implements will be skillfully made, because the workmen will be good and true. Aye, and if you please, you may suppose that prophecy, which is the knowledge of the future, will be under the control of wisdom, and that she will deter deceivers and set up the true prophets in their place as the revealers of...

Now

I quite agree that mankind, thus provided, would live and act according to knowledge, for wisdom would watch and prevent ignorance from intruding on us. But whether by acting according to knowledge we shall act well and be happy, my dear Critias,—this is a point which we have not yet been able to determine.