Curling up in your cozy nest with a book is the best weekend plan.
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history
Coined by Song philosopher 邵雍 (Shao Yong) in 《无名公传》: he named his study 安乐窝, asking only that it be 'warm in winter, cool in summer.' Now a general term for one's comfortable personal space.
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Warm and slightly self-deprecating. Works for one's home, office chair, or even a favorite sofa.