One of the most frustrating things I hear from leaders is, “We had a great strategy, but just couldn’t execute it.” Clearly, if it was a great strategy, you would be able to execute it. If you couldn’t, you made bad assumptions about your capabilities, the competition, the marketplace, or something else.  This is related to an insight from the philosopher Ludwig Wittgenstein. He argued that we cannot have a private language that exists only inside our own minds. Unless we can express an idea in