A good book is fruitful of other books; it perpetuates its fame from age to age, and makes eras in the lives of its readers.
Education may work wonders as well in warping the genius of individuals as in seconding it.
One must be a wise reader to quote wisely and well.
The head best leaves to the heart what the heart alone divines.
Cleanse the fountain if you would purify the streams.
Experience converts us to ourselves when books fail us.