The Tractatus is a book that presents a dilemma to its reader. The dilemma can be described briefly in the following manner: what is written in the Tractatus will appear possible to understand to a careful reader. But at the end of the book, in 6.54, the author declares that "his propositions� are to be recognized as nonsensical. The reader who thinks that he has reached a reasonable understanding of the Tractatus is thus left with the realization that he has in fact failed in his attempts to do so. Put in an even more compact manner: although the Tractatus might seem possible to understand, we are not supposed to be able to, according to its author. One way of dealing with the dilemma is to try to make nonsense into something more than j...