Life is what happens to you while you're busy making other plans - John Lennon, Beautiful Boy
The are things that can be planned and others that cannot be. The conundrum is, which is which?
What happens when someone
This is why it is important to find out in every moment the balance between the two, to know
Someone says that Agile is the art of finding the balance between anticipation (as e.g. panning) and adaptation (as e.g. reacting).
An interesting final reflection: what values, principle and practices help to find a good balance, and how ?