I've worked with the great and the not-so-great. But mostly I've worked with men and women who loved their profession, and who like me, had kids to raise and houses to pay for.
Without wonder and insight, acting is just a trade. With it, it becomes creation.
What that book does for me is give me the tools in the same way that I had the tools when I learned the regular scales or the alphabet. If you give me the tools, the syntax, and the grammar, it still doesn't tell me how to write Ulysses.