Until philosophers rule as kings or those who are now called kings and leading men genuinely and adequately philosophise, that is, until political power and philosophy entirely coincide, while the many natures who at present pursue either one exclusively are forcibly prevented from doing so, cities will have no rest from evils,... nor, I think, will the human race.

Of all the things of a man's soul which he has within him, justice is the greatest good and injustice the greatest evil.

Entire ignorance is not so terrible or extreme an evil, and is far from being the greatest of all.

God ever geometrizes.

. . . the triumph of my art is in thoroughly examining whether the thought which the mind of the young man brings forth is a false idol or a noble and true birth.

He who is only an athlete is too crude, too vulgar, too much a savage. He who is a scholar only is too soft, to effeminate. The ideal citizen is the scholar athlete, the man of thought and the man of action.

The community which has neither poverty nor riches will always have the noblest principles.