Thus it is as important and necessary for the universal interest of human society as it is for our individual interest for us to be well educated with the knowledge that shows us the unique and universal remedy against poverty in all its breadth so that our will, which has no other desire but happiness, can be satisfied by following the path that nature shows it. There is no difference to be made among men in this: an emperor, a king, a prince, a gentleman, a merchant, an artisan, (108) a farmer, in a word, everyone together is obliged either to go this way or to be neither rich nor happy.