All I really know is the extent of my own ignorance

For when there are no words, it is very difficult to recognize the meaning of the harmony and rhythm, or to see any worldly object is imitated by them.

Ignorance, the root and the stem of every evil.

The physician, to the extent he is a physician, considers only the good of the patient in what he prescribes, and his own not at all

I shall assume that your silence gives consent.

Music and rhythm find their way into the secret places of the soul

One trait in the philosopher's character we can assume is his love of the knowledge that reveals eternal reality, the realm unaffected by change and decay. He is in love with the whole of that reality, and will not willingly be deprived even of the most insignificant fragment of it - just like the lovers and men of ambition we described earlier on.