What are McIlroy's ambitions when it comes to majors?

Question

The 20-year-old has said he hopes to earn the experience in the next four years to win a major by the time he's 25 or so. McIlroy has so far racked up 11 top-10 finishes on the European circuit, including eight in his last nine events, and was second to Lee Westwood in the 2009 money-list. He also tied for third at last year's PGA Championship.