Quote:
Originally Posted by Machiavelli
It's all in your head  |
Vitamin D deficiency may lead to S.A.D.
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ech·o cham·ber
/ˈekō ˌCHāmbər/
noun
An environment in which a person encounters only beliefs or opinions that coincide with their own, so that their existing views are reinforced and alternative ideas are not considered.
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