The problem is that willpower is a finite resource[1]. If you have to make a mental effort to avoid the M&Ms every time you pass the kitchen, that diminishes yo

The problem is that willpower is a finite resource[1]. If you have to make a mental effort to avoid the M&Ms every time you pass the kitchen, that diminishes your productivity for the rest of the day. [1]: http://www.psychology.nottingham.ac.uk/staff/msh/pdfs/MSHagger_Ego_Depletion.pdf http://www.psychology.nottingham.ac.uk/staff/msh/pdfs/MSHagg...