Is "the glass" half full or half empty?

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Avatar of One_Zeroth

In the Real World, only positive numbers are visible and Measurable. 50 of 100 is half full. 1/2 a full glass is half full. 

100-50 is still just half full too.

Avatar of Sliver-WoIf
It’s full. The oxygen and hydrogen just haven’t combined in the air
Avatar of Wits-end

It’s refillable.

Avatar of One_Zeroth

Half empty is a double negative, which is a positive - which equals half full!

Avatar of Sliver-WoIf
Facts