
Always be on guard, always think, and continuously check to see if reality confirms your assumptions and conclusions.
Eliyahu M. Goldratt
dec
10
2018

Always be on guard, always think, and continuously check to see if reality confirms your assumptions and conclusions.
Eliyahu M. Goldratt
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It's better to die for a idea that lives than live for an idea that dies. Steve Biko |
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De kunst van het heldere denken Bij Managementboek.nl | Bol.com |