In ancient times music was the foundation of all the sciences. Education was begun with music with the persuasion that nothing could be expected of a man who was ignorant of music.
As I approve of a youth that has something of the old man in him, so I am no less pleased with an old man that has something of the youth. He that follows this rule may be old in body, but can never be so in mind.
It is easy to distinguish between the joking that reflects good breeding and that which is coarse-the one, if aired at an apposite moment of mental relaxation, is becoming in the most serious of men, whereas the other is unworthy of any free person, if the content is indecent or the expression obscene.
If you possess a library and a garden, you have everything you need. (translation from the French) Si vous possedez une bibliotheque et un jardin, vous avez tout ce qu'il vous faut.