One cannot be a good historian of the outward, visible world without giving some thought to the hidden, private life of ordinary people; and on the other hand one cannot be a good historian of this inner life without taking into account outward events where these are relevant.
All the human and animal manure which the world wastes, if returned to the land, instead of being thrown into the sea, would suffice to nourish the world.
Nothing is more dangerous than to stop working. It is a habit that can soon be lost, one that is easily neglected and hard to resume. A measure of day-dreaming is a good thing, like a drug prudently used ... But too much submerges and drowns. Woe to the intellectual worker who allows himself to lapse wholly from positive thinking into day-dreaming. He thinks he can easily change back, and tells himself that it is all one. He is wrong! To substitute day-dreaming for thought is to confuse poison with a source of nourishment.
Strong and rare natures are thus created; misery, almost always a stepmother, is sometimes a mother; privation gives birth to power of soul and mind; distress is the nurse of self-respect; misfortune is a good breast for great souls.
These two beings, who had loved each other so exclusively, and with so touching a love, and who had lived so long for each other, were now suffering beside one another and through one another; without speaking of it, without harsh feeling, and smiling all the while.
My revenge is fraternity! No more frontiers! The Rhine for everyone! Let us be the same Republic, let us be the United States of Europe, let us be the continental federation, let us be European liberty, let us be universal peace!