You don’t have to be great to start, but you have to start to be great.
Zig Ziglar
sept
29
2015
You don’t have to be great to start, but you have to start to be great.
Zig Ziglar
A factor present in every successful project and absent in every unsuccessful project is sufficient attention to requirements. Suzanne & James Robertson |
Presentation Zen Bij Managementboek |