apr
24
2020
If everyone did their best, 95% of problems would remain.W. Edwards Deming
Key to victory is deciding which battles to fight -and, above all, which battles not to fight.
Sun-Tzu
Leergeluk Inzicht in je brein maakt leren fijn!Marloes Aarsman & Heidi van der Westerlaken Bij Bol.com