Le veritable voyage de decouverte ne consiste pas a chercher de nouveaux paysages, mais a avoir de nouveaux yeux. (The real voyage of discovery consists not in seeking new landscapes but in having new eyes.)

To understand a profound thought is to have, at the moment one understands it, a profound thought oneself; and this demands some effort, a genuine descent to the heart of oneself . . . Only desire and love give us the strength to make this effort. The only books that we truly absorb are those we read with real appetite, after having worked hard to get them, so great had been our need of them.

People can have many different kinds of pleasure. The real one is that for which they will forsake the others.

... But all the feelings that evoke in us the joy or the misfortune of a real person are only produced in us through the intermediary of an image of that joy or that misfortune; the ingeniousness of the first novelist was in understanding that, in the apparatus of our emotions, since the image is the only essential element, the simplification which consists of purely and simply suppressing the factual characters is a definitive improvement.