change in inevitable

"There nothing permanent in this world than change""Tree which doesn't bend in wind, breaks"Why we always get gyan to change to new environment, to new ambiance, to new atmosphere ?Can't we survive without change? Didn't Greek empire survived for centuries? didn't Roman empire flourished for years ?
Dinosaurs flourished on earth for almost half million years. But they could cope with the sudden dip in temperature. and within no time entire species got extinct. The still remains unanswered why they couldn't survive ? The Darwin principles provide insight about the principle of adaptability and its close relationship with chance of survivability. So to survive we require adaptability and In case any species is reluctant then that becomes history.
Can't the same principle applies to professional career of any person. We know change is inevitable. So we should equip our self to deal with any change.
In my next article you will get detail about the changes in professional career.