I found this post on the Wise Bread blog, and I thought it was interesting...
Find Work Worth Doing
I don't really have any comment on it, other than that he makes some good points. (One note, the article by Franklin Schneider that he links has some bad language, so use your own judgment on whether you want to read it.) His post makes sense without reading the one by Schneider though.
A lot of his other posts are pretty good too: Philip Brewer