"When you're serving billions of pages per day, even the small stuff adds up quickly."

"If you trust the people, the process, and the goal, you don’t need all the bullshit trust-builders like specs, documents, and promises to make you feel secure. You can just make something good."

"communication is the most important aspect of agile way, so DDD is a nice counterpart concept to TDD"

"The company with no software took the organization’s rule book and used this as a spec for the software they were writing. They went away for several months and they came back with software that everyone agreed matched the rule book yet was completely

Colour me confused. And slightly underwhelmed.

"WTF is it that makes everyone think they can magically figure out all of the requirements for their software before they try anything to see what works?"

"Components don’t belong in Rails. Don’t use them. They weren’t an extraction. They weren’t well planned. When you want to use a component it is probably because you misunderstand them or really want a partial."

Lion Kimbro's dev blog.