I must choose one subject. Well, I shall focus on the first stage of problem-solving methodology: Problem Definition. I shall open with a little amusing story we used to tell as a joke, when I was a teenager.
In the Scheveningen district of The Hague in the Netherlands lies a miniature park called Madurodam, home to a range of 1:25 scale model replicas of famous Dutch landmarks. Among them is a statue of the famous Dutch boy, who has taken responsibility and plugged a leaking dike (picture on the right).