To continously optimize yourself, there is no other way but by being a lifelong learner. Fortunately, there are so many learning resources available for free on the Internet.

Eliteskills.com puts a list of those free resources in Massive Resource List for All Autodidacts. Whether you want to learn a new language, science, or business, there is something in it for you. In fact, there are enough treasures listed here to make you learn for years! Take your time to dig into the resources and I bet you will find a lot of useful stuffs that suits your need.

Here are just a few I personally find interesting:

• The Pleasure of Finding Things Out
  Watching this video should motivate you to start exploring and finding new things yourself. Talk about innovation!
• Study Skills Resources
  Courses listed here takes you to the basic of learning: how should you learn in the first place?
• Personal Development Resources
  A bunch of personal development-related topics can be found here, such as changing your behavior, goal settings and mindpower.
• Learning Theories
  Again, learning how to learn.

Of course, these are just a few I’ve found so far. There are much more available than just these. Happy learning!