The complexity that we despise is the complexity that leads to difficulty.
The world is complex. That complexity is beautiful. I love trying to understand how things work. But that's because there's something to be learned from mastering that complexity.
Taking it to the limit. And the fact that it actually holds up — and a lot of it improves — when taking it to the limit is why it should naturally be called "Extreme." Kent's single biggest contribution is being daring enough to say, "This is all that matters, and we should do it all the time."
I can't tell you how much time is spent worrying about decisions that don't matter.
I actually enjoy complexity that's empowering. If it challenges me, the complexity is very pleasant.
Putting a new feature into a program is important, but refactoring so new features can be added in the future is equally important.