We seem to know that international wars tend not to stop with their formal "peace treaties. " We seem not to have thought enough about the difference between the large official events of political and military history and their overflow both into recognized effects and into the lives of unofficial people who suffer them.
Mankind have a great aversion to intellectual labor; but even supposing knowledge to be easily attainable, more people would be content to be ignorant than would take even a little trouble to acquire it.