1. Ruby
   1. A Programmer's Best Friend
2. Libraries
   1. Finding libraries
   2. A few more words about RubyGems
      1. Searching among available gems
      2. Installing a gem
      3. Listing all gems
      4. Help!
      5. Crafting your own gems
   3. Get Started, it's easy!
   4. Explore a new world…
   5. Participate in a friendly and growing community.
   6. Syndicate