Cardinal Wolsey said that: Be very very carful what you put in your head for you will never ever get it out.
In many ways this is the opposite of my own beliefs but maybe he was on to something.
-----Original Message-----
From: phys-l-bounces@carnot.physics.buffalo.edu [mailto:phys-l-bounces@carnot.physics.buffalo.edu] On Behalf Of Espinosa, James
Sent: Thursday, September 16, 2010 10:09 AM
To: Forum for Physics Educators
Subject: [Phys-l] "Unlearning"
I always warn my students that it is more difficult to unlearn something old than to learn something new. This is a fact of psychology. My hope is that being aware of this fact will make them more careful in their thinking in physics.