I usually write about art here, but I had to recommend - to everyone - this blog by David Trott.
David Trott is the creative director of CST Advertising in the UK. So his blog is largely advertising related, but the 'lessons' are appropriate for any business - even art!
He writes insightful posts about creativity, ideas, business and life.
Most are told through stories like this:
They're not only interesting, but more often than not, useful. And motivational.
In fact, I frequently find myself printing them out and sticking them on my wall, or emailing them to friends.
Well worth a look.