"Contrariwise," continued Tweedledee, "If it was so, it might be; and if it were so, it would be; but as it isn't, it ain't. That's logic."
Lewis Carroll {Category: Wisdom and Ignorance}
Alice's Adventures in Wonderlandby Lewis Carroll65 more aphorism-related titles and other products in the Shopping section.
Have Learning Fundamentals Changed?, by samGo to the forum for this aphorism or this author.