Through discipline comes freedom.

One swallow does not make a spring, nor does one fine day.

But since there is but one aim for the entire state, it follows that education must be one and the same for all, and that the responsibility for it must be a public one, not the private affair which it now is, each man looking after his own children and teaching them privately whatever private curriculum he thinks they ought to study.

One thing alone not even God can do,To make undone whatever hath been done.

Earthworms are the intenstines of the soil.

For even they who compose treatises of medicine or natural philosophy in verse are denominated Poets: yet Homer and Empedocles have nothing in common except their metre; the former, therefore, justly merits the name of the Poet; while the other should rather be called a Physiologist than a Poet.

Philosophy is the science which considers truth.