To do injustice is the greatest of all evils.
Trees and fields tell me nothing: men are my teachers.
For the rhapsode ought to interpret the mind of the poet to his hearers, but how can he interpret him well unless he knows what he means?
When you swear, swear seriously and solemnly, but at the same time with a smile, for a smile is the twin sister of seriousness.
Wonder is the beginning of the desire to know the beautiful and the good.
The punishment which the wise suffer who refuse to take part in the government, is to live under the government of worse men.