![]()
De enige wijsheid die echt telt is weten dat je niets weet.
Socrates
Tags:
Change means movement. Movement means friction. Only in the frictionless vacuum of a nonexistent abstract world can movement or change occur without that abrasive friction of conflict. Saul Alinsky |
|
|
Boeien! (Succesvol presenteren) Bij Managementboek of Bol.com
|