Amit Sir is my role model since day one of my blogging journey. He is the most well-known, successful blogger of India and an inspiration for all budding bloggers. One of the most unique quality of Amit is that he is a one-man blogging company - manages such a huge blog (labnol.org has millions of page views per month), runs many other sites/blogs, develops web apps, browser extensions etc etc all on his own. Recently LifeHacker published an interview of Amit Sir, have a look -
http://www.lifehacker.co.in/others/Im-Amit-Agarwal-and-This-Is-How-I-Work/articleshow/29222200.cms