How to Think Creatively
theatlantic.com
theatlantic.com
I recommend his book to anyone who creates or wants to create more. He doesn't tell you how to think, but you can figure it out. He reveal how myths confuse things and could send you down unproductive paths.
I talk about it more here -- http://joshuaspodek.com/creativity
It is by logic we prove, it is by intuition that we invent http://www.gap-system.org/~history/Biographies/Poincare.html
I very much agree with the post's point about the first step. In order to make a significantly disruptive breakthrough, it's necessary that one knows where the outer edges of that domain lie.