Passion and hard work is all it takes

Everybody is reading today Turning Blogging From Hobby to Career. What seems most interesting to me is not so much the advice about updating your blog often and so on, but this bit:

So what does it take to turn blogging into a full-time living? Basically it takes a whole lot of hard work, knowledge and passion about the topic you’re blogging about, patience, and some ‘being in the right place at the right time’ luck.
If you are trying to build a career in any area, this is all you need: hard work, knowledge, passion, some patience and a bit of luck. This will get you there, eventually. And no, there are no shortcuts (see the patience bit).