
The greatest danger in times of turbulence is not the turbulence; it is to act with yesterday’s logic.
Peter Drucker
mrt
14
2011

The greatest danger in times of turbulence is not the turbulence; it is to act with yesterday’s logic.
Peter Drucker
|
If life gives you lemons, make lemonade. Dale Carnegie |
|
|
The Pyramid Principle Bij Managementboek |