> Failure is a single outcome with many reasons leading up to it. Jared Diamond called this the "Anna Karenina Principle", from the opening line of Tolstoy's n

> Failure is a single outcome with many reasons leading up to it. Jared Diamond called this the "Anna Karenina Principle", from the opening line of Tolstoy's novel of that same name: All happy families are alike; each unhappy family is unhappy in its own way. The idea being that a number of things all need to be correct to be successful; if any one of those things is missing, things will fail. [1] https://en.wikipedia.org/wiki/Anna_Karenina_principle https://en.wikipedia.org/wiki/Anna_Karenina_principle