When you are resistant to change, you are setting yourself up for failure. In today's reality of constant updates and shifts in the technological culture, you must be hyper-adaptive. Making Yourself Irreplaceable is all about being confident in your ability to readjust along the way.
The days when you could know everything there was about a subject are now over. If you are tops in your chosen profession-coach, lawyer, doctor, etc., you better be good at figuring new things out while resisting the urge to slow down because of a little confusion.
Those that can thrive in a state of confusion will be the new intellectuals.
Alvin Toffler was an American writer, futurist, and businessman known for his works discussing modern technologies, including the digital revolution and the communication revolution, with emphasis on their effects on cultures worldwide. Wikipedia