"It took me another fifteen years to realize that the principle of Fire and Motion is how you get things done in life. You have to move forward a little bit, every day. It doesn't matter if your code is lame and buggy and nobody wants it. If you are moving forward, writing code and fixing bugs constantly, time is on your side."
Thumbs way up on this, Joel really captured the Windows API strategy with this. Couple this with "How Microsoft Lost the API War" and you have Joel's most pertinent thoughts.
Ok, back to firing and moving.