Success breeds complacency. Complacency breeds failure. Only the paranoid survive.
There is at least one point in the history of any company when you have to change dramatically to rise to the next level of performance. Miss that moment - and you start to decline.
I have been quoted saying that, in the future, all companies will be Internet companies. I still believe that. More than ever, really
Accept that no matter where you go to work, you are not an employee you are a business with one employee, you. Nobody owes you a career. You own it, as a sole proprietor.
With all due respect to Microsoft and Intel, there is no substitute for being in the right place at the right time.
A corporation is a living organism; it has to continue to shed its skin. Methods have to change. Focus has to change. Values have to change. The sum total of those changes is transformation.