But it turns out that politicians and economists alike have spent decades unlearning the lessons of the 1930s , and are determined to repeat all the old mistakes .
The 7th forum of european neuroscience , held in amsterdam this week , heardthat learning to read requires the brain 's visual system to undergo profound changes , including unlearning the ancient ability to recognise an object and its mirror image as identical .
The messages I 'd heard , the stories I 'd been told and my lack of experience were as much a part of my learning ( and unlearning ) as any inherent natural ability in my body to float in the water .