A) Pedaling a bicycle pumps more blood to the brain. Therefore bicyclists are smarter.
B) Bicyclists tend to be sober when riding more often than motorcyclists, especially Harley riders, who tend more often to be under the influence of something or other.
C) Bicyclists are weenies.
NOTE: I earn my living in the motorcycle industry and own both a sport bike and a Harley. I also ride my GT mountain bike to work often. If you're are offended by the above humor; tough
Ya know the difference between a Harley and a Hoover vacuum
cleaner? position of the dirtbag