Don't criticise a hypothesis, come up with a better one.

Thinking is the ultimate human resource. Yet we can never be satisfied with our most important skill. No matter how good we become, we should always want to be better

We may need to solve problems not by removing the cause but by designing the way forward even if the cause remains in place.

Effectiveness without values is a tool without a purpose.

Possibilities play a much bigger role in thinking than most people believe. Without possibilities you cannot make progress.

Creativity involves breaking out of established patterns in order to look at things in a different way.

A characteristic of intuitive solutions and new ideas is that of being obvious once they are discovered.