It’s a well known fact that Facebook CEO, Mark Zuckerberg, is one of the most successful college dropouts from Harvard University. He’s however returning to the school on May 25 as the commencement speaker where Zuckerberg will address graduates at the 366th commencement ceremony of the University. Friday, he shared a major throwback video of himself as a teenager opening an email from Harvard when he got admission into the school 11 years ago. See the video after the cut…