I represent a party which does not yet exist: the party Revolution-Civilization. This party will make the twentieth century. There will issue from it first the United States of Europe, then the United States of the World.
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.