If your dreams don't scare you, they are not big enough.

Johnson Sirleaf

The secret of happiness is to count your blessings while others are adding up their troubles.

William Penn

Bad programmers have all the answers. Good testers have all the questions.

Gil Zilberfeld

Satisfaction lies in the effort, not in the attainment. Full effort is full victory.

Mahatma Gandhi

Houd stug vast aan jouw doel, maar wees flexibel in je aanpak.

Anthony Robbins

The problem with quick and dirty, is that the dirty remains long after the quick has been forgotten

Steve C. McConnell

If people are good only because they fear punishment, and hope for reward, then we are a sorry lot indeed.

Albert Einstein

Uplifting Leadership
How Organizations, Teams, and Communities Raise Performance
Andy Hargreaves, Alan Boyle, Alma Harris

Bij Bol.com

The secret of change is to focus all of your energy, not on fighting the old but on building the new.

Socrates