Have you heard of the idea that smiling actually makes you joyful? Perhaps you know of the experiment where researchers got people to hold a pen in their mouth, so they had to smile, and it made them find cartoons funnier.
Have you heard of the idea that smiling actually makes you joyful? Perhaps you know of the experiment where researchers got people to hold a pen in their mouth, so they had to smile, and it made them find cartoons funnier.
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