“To learn that we have said or done a foolish thing, that is nothing; we must learn that we are nothing but fools, a far broader and more important lesson.”

“Learned we may be with another man's learning: we can only be wise with wisdom of our own.”

“I am afraid that our eyes are bigger than our stomachs, and that we have more curiosity than understanding. We grasp at everything, but catch nothing except wind.”

“All we do is to look after the opinions and learning of others: we ought to make them our own.”

“There is nothing more notable in Socrates than that he found time, when he was an old man, to learn music and dancing, and thought it time well spent.”

“There is more ado to interpret interpretations than to interpret things, and more books upon books than upon any other subject; we do nothing but comment upon one another. Every place swarms with commentaries; of authors there is great scarcity.”

“We must not attach knowledge to the mind, we have to incorporate it there.”