This is the title of an ebook by Bruce Percy, one of my favourite photographers.  I was lucky enough to be asked to read it in draft form, and it is brilliant.

Taj Mahal: a photographer's approach

Above all, although it’s written by a great photographer, it is a not just a book for photographers.  I’m sure anyone involved in any kind of art or creative processes will find it immensely helpful.

Two words: BUY IT!