quiet-the-power-of-introverts-in-a-world-that-cant-stop-talking-susan-cain

tend to leak those emotions later in unexpected
ways. The psychologist Judith
Grob asked people to hide their emotions
as she showed them disgusting
images. She even had them hold pens
in their mouths to prevent them from
frowning. She found that this group reported
feeling less disgusted by the pictures
than did those who’d been allowed
to react naturally. Later,
however, the people who hid their
emotions suffered side effects. Their
memory was impaired, and the negative
emotions they’d suppressed seemed
to color their outlook. When Grob had
them fill in the missing letter to the
word “gr_ss,” for example, they were
more likely than others to offer “gross”
rather than “grass.” “People who tend
to [suppress their negative emotions]
regularly,” concludes Grob, “might start
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