Geometry draws the soul towards truth.

If you do not take an interest in the affairs of your government, then you are doomed to live under the rule of fools.

... for this discovery of yours will create forgetfulness in the learners' souls, because they will not use their memories; they will trust to the external written characters and not remember of themselves.

Astronomy compels the soul to look upwards and leads us from this world to another.

No one knows whether death may not be the greatest of all blessings for a man, yet men fear it as if they knew it was the greatest of evils.

If anyone comes to the gates of poetry and expects to become an adequate poet by acquiring expert knowledge of the subject without the Muses' madness, he will fail, and his self-controlled verses will be eclipsed by the poetry of men who have been driven out of their minds.

We understand why children are afraid of darkness ... but why are men afraid of light?