I think it is self-evident that learning is best looked at as a life-long endeavor. I for one find myself constantly stumbling along to keep up with what is for me a flood of information. When I'm not doing my best to remember (re-learn?) vast portions of material I'm supposed to already know from College and Grad School I am playing hide and seek with concepts that seem about as clear to me as granite.
Luckily the web (which itself can be an ocean of confusion) is now offering up a growing community of outlets that offer structured, professionally curated knowledge acquisition.
Here is a great resource from Lifehacker.