How to Change Your Mind

Forgot what you came in here for? There's a scientific explanation for this. 

When you leave one room and go into another, your short-term memory "resets," orienting itself to the details of your new environment. 

Sometimes, one of the things that gets flushed as irrelevant happens to be whatever you were thinking about in the other room. 

So if you want to change your mind, change your room!