It would be cool, they thought. They'd be famous. Boys will be boys and girls will be girls. However, some of today's boys and girls lack an understanding of right and wrong. They walk to halls with my children and yours.
Some kids are smart.
Some are less smart. Most are fine human beings. A few are headed for prison. Zero is a concept that they all understand. By enforcing zero tolerance, schools teach a lesson that some haven't yet learned.