What Makes A Business Successful

Is it a great product?
Is it a passionate leader?
Is it great salespeople?
Is it timing?
Is it a originally designed product?
Is it great marketing?
Is it balanced financials?
Is it luck?
Is it great engineers?
Is it the ability to hang around?
Is it great people?
Is it well-connected investors?
Is it the ability to adapt?
Is it great customer service?
Is it a fantastic vision?
Is it a killer instinct?
Is it hard work?
Is it revolutionary technology?

I certainly don't have the answer.