Removed
It fro's up.
They were very impressed!
By removing the S
You remove his slippers and open the door. You put him inside. You close the door and take the slippers away.
They are looking at your shoes, rather than their own.
When talking to you, the extrovert mathematician looks at *your* shoes.
China probably can pop corn in one minute.
You don't. To do so would violate her wish to not be part of the society she lives in.