post hoc ergo propter hoc
(Latin, after this, so because of this) The fallacy of arguing that because one event happened after another, it happened because of it.
Anonymous Reference library
Oxford Dictionary of Scientific Quotations
...Anonymous Post coitum omne animal triste . After coition every animal is sad. Post-classical saying After coition every animal every animal is sad Post hoc, ergo propter hoc . After this, therefore because of this. Latin Proverb post : post hoc, ergo propter hoc Alas! That partial Science should approve The sly rectangle's too licentious love! From three bright Nymphs the wily wizard burns;— Three bright-ey'd Nymphs requite his flame by turns. Strange force of magic skill! Combined of yore. ‘The Loves of the Triangles. A Mathematical and...