I chose this passage because I found it to be very interesting the way it shows high level characteristics from an autistic kid. It is interesting by the fact that Christopher depends on cars for the day to become either positive or negative. This is something that only mental handicapped individuals do to feel organized and have some order in his life. This passage not only shows that he needs order but it also shows that he is very smart due to the next paragraph that is incorporated with mathematical equation as well as knowing many prime numbers by adding the number that corresponds to the letter such as “Doctor Watson” -167 which forms a prime number. It is also the introduction to why Christopher wrote the book. This passage also shows