The key to the ability to change is a changeless sense of who you are, what you are about and what you value.
Stephen Covey
apr
21
2011
The key to the ability to change is a changeless sense of who you are, what you are about and what you value.
Stephen Covey
The single most important thing you can do to dramatically improve your presentations is to have a story to tell before you work on your PowerPoint file. Cliff Atkinson (Beyond Bullet Points) |
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Het kleine boek voor grote verandering Bij Bol.com | Managementboek |