Why doesn't "shake one's head" mean "nod" ? Shaking head downward and upward is nodding, right? | HiNative
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There's an animal hidden in this optical illusion. Shake your head to see it | Trending - Hindustan Times
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![Ben H. Winters Quote: “I don't know.” I shake my head slowly, look out the window at the parking lot, lift my cup of coffee for one final sip. ...” Ben H. Winters Quote: “I don't know.” I shake my head slowly, look out the window at the parking lot, lift my cup of coffee for one final sip. ...”](https://quotefancy.com/media/wallpaper/3840x2160/6734517-Ben-H-Winters-Quote-I-don-t-know-I-shake-my-head-slowly-look-out.jpg)