A professor threw a Texas-sized tantrum flunking his entire class mid-semester and quitting after complaining that students mocked, threatened and ridiculed him, but the school said the failing grades won't all stand. "I am frankly and completely disgusted,"Texas A&M Galveston, Professor Irwin Horwitz told his business management students in a blast e-mail, according to Inside Higher Ed. "You all lack the honor and maturity to live up to the standards that Texas A&M holds, and the competence and/or desire to do the quality work necessary to pass the course just on a grade level. "I will no longer be teaching...