Once we know something, we find it hard to imagine what it’s like not to know it.  Our knowledge has ‘cursed us’. And it becomes difficult for us to share our knowledge with others, because we can’t readily re-create our listeners’ state of mind.

Dan and Chip Heath (in ‘Made to Stick’)

Organisatieleren is het proces van ontdekken en herstellen van fouten in de organisatie.

Chris Argyris

If you want to change the world, change the way you speak about it.

George Orwell

The ideal subject of totalitarian rule is not the convinced Nazi or the convinced Communist, but people for whom the distinction between fact and fiction... and the distinction between true and false... no longer exist.

Hannah Arendt

Knowledge is constructed, not transferred.

Peter Senge

Simpel solutions to complex problems are inherently attractive and almost always wrong.

Andrew Krepinevich

Many of the truths we cling to depend greatly on our point of view.

Obi Wan Kenobi

If you find a good solution and become attached to it, the solution may become your next problem.

Robert Anthony

You can’t teach an old dog or executive new tricks, or even that there are any new tricks.

Russell Ackoff

Je kunt niet wijs zijn zonder kennis, maar je kunt veel kennis vergaren zonder wijsheid te bereiken.

A.N. Whitehead

Het probleem is niet dat mensen geen oplossingen kunnen vinden, maar dat ze het probleem niet zien.

Flip Vandendriessche

Joy in learning comes not so much from what is learned, but from learning.

W. Edwards Deming

Attempts to change an organization's culture that bypass the behavior and theories-in-use of its members - particularly its executives - will end in frustration.

Chris Argyris

It's not what you don't know that gets you in to trouble. It's what you know for certain that just ain't true.

Howard Marks

Smart people don't learn because they have too much invested in proving what they know and avoiding being seen as not knowing.

Chris Argyris

If you find a path with no obstacles, it probably doesn’t lead anywhere.

Frank A. Clark

A thinker sees his own actions as experiments and questions–as attempts to find out something. Success and failure are for him answers above all.

Friedrich Nietzsche

The important thing is to identify the 'future that has already happened.'

Peter F. Drucker

Efficiency with people is ineffective. With people, fast is slow and slow is fast.

Stephen R. Covey

No matter how detailed the plan, it cannot make the uncertain certain.

Eliyahu Goldratt

Mindfulness gives you time.

Time gives you choices.

Choices, skillfully made,

lead to freedom

Henepola Gunaratana

O, het is in dit verwarrende mensengewriemel al heel wat als er nog iemand is die één uur per week de tijd neemt om werkelijk na te denken; en deze verwarde massa zal dan de waarheid moeten beoordelen?

Sören Kierkegaard

Software is just automation of a manual process

Barry O'Reilly

No one has more trouble that the man who claims to have no trouble.

Taiichi Ohno

The most important single aspect of software development is to be clear about what you are trying to build.

Bjarne Stroustrup

The trick is to fix the problem you have, rather than the problem you want.

Bram Cohen

It's important that people feel safe to try something different. It's about reducing the learning anxiety.

Edgar H. Schein

Always be on guard, always think, and continuously check to see if reality confirms your assumptions and conclusions.

Eliyahu M. Goldratt

We are free to choose our actions ... but we are not free to choose the consequence of these actions.

Stephen R. Covey

An entire sea of water can't sink a ship unless it gets inside the ship. Similarly, the negativity of the world can't put you down unless you allow it ot get inside you.

Goi Nasu

No matter where you go, there you are

Buckaroo Banzai

It is always the simple that produces the marvelous.

Amelia Barr

Hardships often prepare ordinary people for an extraordinary destiny.

C.S. Lewis

I dwell in possibility.

Emily Dickinson

It’s not sufficient to show me. I have to understand what I see.

Eliyahu Goldratt

Traditie is niet het aanbidden van de as, maar het bewaren van het vuur.

Dick van Meeuwen

[T]he Logical Thinking Process is in fact not a tool to teach us to think logically, for we all can. It is a tool that helps us to take full advantage of our innate ability to think logically...

Eliyahu M. Goldratt

Let food be thy medicine.

Hippocrates

[…] the real change is not the change of technology but to change the rules, […] and these rules are the culture.

Eliyahu M. Goldratt

The more efficient you are at doing the wrong thing, the wronger you become.

Russell Ackoff

It is not in the stars

to hold or destiny

but in ourselves

William Shakespeare

The impression of complexity is probably due to lack of proper analysis and not to any inherent complexity of our systems.

Eliyahu M. Goldratt

Wat je ook kunt doen, of droomt te kunnen, begin ermee. Stoutmoudigheid bergt genialiteit, kracht en magie in zich.

Johann Wolfgang Goethe

What is a service?

Products of economic activity that you can't drop on your foot, ranging from hairdressing to websites.

The Economist

Don't find customers for your products, find products for your customers.

Seth Godin

Get closer than ever to your customers. So close, that you tell them what they need well before they realize it themselves.

Steve Jobs

Any problem, from the benign to the horrific, cannot be truly prevented without first understanding the root cause(s). All actions otherwise are delusional bandaids.

Mike Jones

If you wait for people to come to you, you’ll only get small problems. You must go and find them. The big problems are where people don’t realize they have one in the first place.

W. Edwards Deming

Thoughts come and go. Feelings come and go. Find out what it is that remains.

Ramana Maharshi