
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
Great spirits have always faced violent opposition from mediocre minds Albert Einstein |
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De kunst van het falen Bij Managementboek |