Give me a different set of mothers and I will give you a different world

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.

Interference by the three classes with each other s jobs, and interchange of jobs between them, therefore, does the greatest harm to our state, and we are entirely justified in calling it the worst of evils.

Not one of them who took up in his youth with this opinion that there are no gods ever continued until old age faithful to his conviction.

Ignorance of all things is an evil neither terrible nor excessive, nor yet the greatest of all; but great cleverness and much learning, if they be accompanied by a bad training, are a much greater misfortune.

As the government is, such will be the man.

Those who have a natural talent for calculation are generally quick-witted at every other kind of knowledge; and even the dull, if they have had an arithmetical training, although they may derive no other advantage from it, always become much quicker than they would have been.