When you can measure what you are speaking about, and express it in numbers, you know something about it; but when you cannot measure it, when you cannot express it in numbers, your knowledge is of a meager and unsatisfactory kind: it may be the beginning of knowledge, but you have scarcely, in your thoughts, advanced to the stage of science.
—William Thomson, Lord Kelvin,Popular Lectures and Addresses (1891–1894)
Errors using inadequate data are much less than those using no data at all.
—Charles Babbage (1792–1871)
A project, at least in the context of this book, is a coordinated effort to alter the business process and systems fabric of an enterprise in order to realize specific benefits. We are all familiar ...