Whenever a person strives, by the help of dialectic, to start in pursuit of every reality by a simple process of reason, independent of all sensuous information - never flinching, until by an act of the pure intelligence he has grasped the real nature of good - he arrives at the very end of the intellectual world.
The human race will have no respite from evils until those who are really philosophers acquire political power or until, through some divine dispensation, those who rule and have political authority in the cities become real philosophers.
And first he will see the shadows best, next the reflections of men and other objects in the water, and then the objects themselves, then he will gaze upon the light of the moon and the stars and the spangled heaven...Last of all he will be able to see the sun.
They would be subject to no one, neither to lawful ruler nor to the reign of law, but would be altogether and absolutely free. That is the way they got their tyrants, for either servitude or freedom, when it goes to extremes, is an utter bane, while either in due measure is altogether a boon.
What if the man could see Beauty Itself, pure, unalloyed, stripped of mortality, and all its pollution, stains, and vanities, unchanging, divine,... the man becoming in that communion, the friend of God,... ?
And yet the artist will go on with his work without knowing in some way if any of his representations are sound or unsound. The artist knows nothing worth mentioning about the subjects he represents, and that art is a form of play, not to be taken seriously.
What the expression is intended to mean, I think, is that there is a better and a worse element in the character of each individual, and that when the naturally better element controls the worse then the man is said to be "master of himself", as a term of praise. But when - as a result of bad upbringing or bad company one s better element is overpowered by the numerical superiority of one s worse impulses, then one is criticized for not being master of oneself and for lack of self control.
For the introduction of a new kind of music must be shunned as imperiling the whole state; since styles of music are never disturbed without affecting the most important political institutions.