The concept of Less Code, More Software, expressed brilliantly by Jon Jagger is a goal I always have in mind when developing and solving problems.
Here's a talk from Sandi Metz's entitled "Less - The Path to Better Design" from GoRuCo 2011.
GoRuCo 2011 - Sandi Metz - Less - The Path to Better Design from Gotham Ruby Conference on Vimeo.