What you have to do and the way you have to do it is incredibly simple. Whether you are willing to do it, that's another matter.
Peter Drucker
juni
14
2011
What you have to do and the way you have to do it is incredibly simple. Whether you are willing to do it, that's another matter.
Peter Drucker
Your assumptions are your windows on the world. Scrub them off every once in a while, or the light won't come in. Isaac Asimov |
Getting Things Done Bij Bol.com | Managementboek |