With so many layers of meaning, it's getting spoopier by the second, but I'm loving it:
https://en.wikipedia.org/wiki/Logic
>The concrete terms "man", "mortal", etc., are analogous to the substitution values of the schematic placeholders P, Q, R, which were called the "matter" (Greek hyle) of the inference.
Mind your P's and Q's (and R's).
https://en.wikipedia.org/wiki/Truth_table
https://en.wikipedia.org/wiki/Quantum_logic