The author's tone in Texas vs. Johnson is strongly for the side of Johnson. You know this because in the text it says " forbidding criminal punishment for conduct such as Johnson's will not endanger the special role played by our flag or the feelings it inspires."
The name Julius has its origin in Rome, so the fact that his background is not Japanese, then that could make haiku somewhat foreign to him. Another reason Julius could be putting the haiku back on the shelf might be the fact that he has other options of books to read that are better or more appealing to him or subjects with which he has previous experience.
What is the rest of the question?