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.

Like many intellectuals, he was incapable of saying a simple thing in a simple way.

There is no more ridiculous custom than the one that makes you express sympathy once and for all on a given day to a person whose sorrow will endure as long as his life. Such grief, felt in such a way is always present, it is never too late to talk about it, never repetitious to mention it again.

... we made much less happy by the kindness of a great writer, which strictly speaking we find only in his books, than we suffer from the hostility of a woman whom we have not chosen for her intelligence, but whom we cannot stop ourselves from loving.

The great quality of true art is that it rediscovers, grasps and reveals to us that reality far from where we live, from which we get farther and farther away as the conventional knowledge we substitute for it becomes thicker and more impermeable.

There are mountainous, arduous days, up which one takes an infinite time to climb, and downward-sloping days which one can descend at full tilt, singing as one goes.

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.)