[Not enough is known about solid geometry] and for two reasons: in the first place, no government places value on it; this leads to a lack of energy in the pursuit of it, and it is difficult. In the second place, students cannot learn it unless they have a teacher. But then a teacher can hardly be found.

Democracy does not contain any force which will check the constant tendency to put more and more on the public payroll. The state is like a hive of bees in which the drones display, multiply and starve the workers so the idlers will consume the food and the workers will perish.

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.

Harmony sinks deep into the recesses of the soul and takes its strongest hold there, bringing grace also to the body & mind as well. Music is a moral law. It gives a soul to the universe, wings to the mind, flight to the imagination, a charm to sadness, and life to everything. It is the essence of order.

The wise man will want to be ever with him who is better than himself.

No soul willfully does wrong.

To think truly is noble and to be deceived is base.