While at Aarau he wrote an essay (for which was only given a little above half marks!) in which he wrote of his plans for the future, see:
Habang sa Aarau wrote siya ng isang sanaysay (na kung saan ay ibinigay lamang ng kaunti sa itaas kalahati marks!) Na kung saan wrote siya ng kanyang mga plano para sa hinaharap, tingnan ang: