If you can't solve a problem, then there is an easier problem you can solve. Find it.
George Polya
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15
2020
If you can't solve a problem, then there is an easier problem you can solve. Find it.
George Polya
Customers never know what they want until they see what they get. John F. Sowa |
Teaching as a Design Science Bij Bol.com | Managementboek
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