National Go-To-School-And-Find-Out-There’s…

National Go-To-School-And-Find-Out-There’s-Not-A-Dance-When-You-Thought-There-Was Day – n. a holiday that occurs on April 12th, but ONLY when it falls on a Friday.


If Today Is Tuesday

If today is Tuesday, then tomorrow is Wednesday
Today is Tuesday
Therefore, tomorrow is Wednesday.

If a figure is a triangle, then it is a polygon
This figure is not a polygon.
Therefore, this figure is not a triangle

It is Tuesday and it is April
Therefore, it is Tuesday

It is a square or it is a triangle
It is not a square
Therefore, it is a triangle