The whole life of the philosopher is a preparation for death.

... the community suffers nothing very terrible if its cobblers are bad and become degenerate and pretentious; but if the Guardians of its laws and constitution, who alone have the opportunity to bring it good government and prosperity, become a mere sham, then clearly it is completely ruined.

The wolf cares not, how many the sheep be.

If the head and the body are to be well, you must begin by curing the soul.

At the touch of love, everyone is a poet.

Those who are not schooled and practised in truth [who are not honest and upright men] can never manage aright the government, nor yet can those who spend their lives as closet philosophers; because the former have no high purpose to guide their actions, while the latter keep aloof from public life.

Mathematics is like draughts in being suitable for the young, not too difficult, amusing, and without peril to the state.