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A problem never exists in isolation; it is surrounded by other problems in space and time.
Russell L. Ackoff
Tags:
mrt
03
2016
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A problem never exists in isolation; it is surrounded by other problems in space and time.
Russell L. Ackoff
If you are not willing to risk the unusual, you will have to settle for the ordinary. Jim Rohn |
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De kracht van het piramideprincipe Bij Bol.com of Managementboek |