Depending on your favorite poet, memory is sweet (Cowper), pleasing (Pope), green (Shakespeare) or fond (Moore). If you prefer science to poetry, though, memory is, above all else, faulty. Memory’s essential imperfection is no secret. Everybody sometimes suffers from forgetfulness. And psychologists have long known that not only do people forget, they also misremember. Still, scientists are only beginning to learn just how strangely flawed human memory can be. One new study, for example, suggests that the worst thing you can do for a memory is recall it. In other words, practice makes imperfect. If you use a memory, you can lose it.
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