I have had an adsense account for 2 years and to date I have made nothing.
I have made less than 0.01 from hubpages.
I am so excited about this because I made something and just happened to be sleeping at the time. Now, that's motivating!
I've only got serious about this in the last few days and decided to invest some time learning and developing this so I look forward to the numbers rapidly going up while I continue to write new content.