A problem never exists in isolation; it is surrounded by other problems in space and time.
Russell L. Ackoff
Tags:
mrt
03
2016
A problem never exists in isolation; it is surrounded by other problems in space and time.
Russell L. Ackoff
Believe it can be done. When you believe something can be done, really believe, your mind will find the ways to do it. Believing a solution paves the way to solution. Dr. David Schwartz (auteur van"The Magic of Thinking Big") |
Help ik word gemanipuleerd Bij Bol.com | Managementboek
|