Our brains deliberately make us forget things, to prevent insanity

The ability to retain and recall information is an imperfect process even at the best of times — a shortcoming that now appears to be no accident. A new study shows that our brains are actively making us forget unimportant details, and that if it didn't, we'd probably go insane. » 3/14/14 2:20pm 3/14/14 2:20pm