
Whosoever desires constant success must change his conduct with the times.
Niccolo Machiavelli
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mrt
13
2011

Whosoever desires constant success must change his conduct with the times.
Niccolo Machiavelli
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If you want to improve how you manage time - stop doing what doesn't need to be done! Peter Drucker |
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Beslis kundig Bij Managementboek |