You get to know someone better by playing for an hour than by talking for a year.

He who advises a sick man, whose manner of life is prejudicial to health, is clearly bound first of all to change his patient's manner of life.

Thinking is the soul talking to itself.

Trees and fields tell me nothing: men are my teachers.

For the introduction of a new kind of music must be shunned as imperiling the whole state; since styles of music are never disturbed without affecting the most important political institutions.

The deity on purpose [sings] the liveliest of all lyrics through the most miserable poet.

... what we can be positive about is what we have just said, namely that they must be given the right education, whatever that may be, as the surest way to make them behave humanely to each other and the subjects in their charge.