Study without desire spoils the memory, and it retains nothing that it takes in.

Tristo è quel discepolo che non avanza il suo maestro.

I know very well that because I am unlettered some presumptuous people will think they have the right to criticize me, saying that I am an uncultured man. What stupid fools! Do they not know that I could reply to them as Marius did to the Roman patricians: "Do those who pride themselves on the works of other men claim to challenge mine?

Learning is the only thing that never disappoints us.