It would have been a success story if Fullerton High School senior Fernando Rojas, the son of Mexican immigrants whose schooling stopped in the eighth grade, was accepted to college. But the 17-year-old achieved a surprising clean sweep — he was accepted to every Ivy League school. "I didn't think I would get into any," Rojas told The Orange County Register on Saturday. "When I got all eight, it was a blessing and a curse because I had to choose.…