Simplicity is the ultimate sophistication. ~ Leonardo da Vinci

Simplicity is a core Principle of Agile Software Development.  

Simple things are easy to understand, and straightforward to implement. Simple things do not cost a lot of time (or money) to implement and are therefore also easy (painless) to revert. But how does it look in practice? What does it mean to keep it simple? 

Here’s a short review explaining the implementation of the agile 10'th principle - simplicity.