It's much more effective to allow solutions to problems to emerge from the people close to the problem rather than to impose them from higher up.
Roger LewinThe central question of the Chicago conference was whether the mechanisms underlying microevolution can be extrapolated to explain the phenomena of macroevolution. At the risk of doing violence to the positions of some of the people at the meeting, the answer can be given as a clear No.
Roger LewinProbably the most important skill that children learn is how to learn. ... Too often we give children answers to remember rather than problems to solve. This is a mistake.
Roger Lewin