I realise I’m a bit late to the party, but following the example of JP, psd, Eastmad and Casablanca, I thought I’d have a stab at the 25 words challenge. Not feeling sufficiently inspired to come up with anyhing original and profound, here’s my attempt at boiling the principles of agile software development down into 25 words:
With customers, deliver valuable software early and often. Welcome change. Talk. Trust people to self-organise. Maintain pace, quality, simplicity and good design. Iterate; reflect; improve.