"Every error is a jewel that can be used to uncover weaknesses in systems and individuals, which in turn can be improved."
http://drmikemerrill.typepad.com/dr_mike_merrill/2015/06/keeping-happy-through-stress-resiliency-lessons-from-doctors.html
The Google+ URL for this post was https://plus.google.com/+MatthewBrett/posts/P8VoeaFXhio