As it is, the lover of inquiry must follow his beloved wherever it may lead him.

There is no other start to philosophy but wonder.

The soul of him who has education is whole and perfect and escapes the worst disease, but, if a man's education be neglected, he walks lamely through life and returns good for nothing to the world below.

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

The productions of all arts are kinds of poetry and their craftsmen are all poets.

Justice in the life and conduct of the State is possible only as first it resides in the hearts and souls of the citizens.

From a short-sided view, the whole moving contents of the heavens seemed to them a parcel of stones, earth and other soul-less bodies, though they furnish the sources of the world order.