Awesome, thanks for the info and the post @Lgc.Gabriel!! 
I’ll just add that this sentence isn’t a value judgment, but a logical interpretation of the way of thinking (which is the only real thing about that which we can analytically analyze):
To be “precise” the correct word would be invalid, which means contrary to true, while respecting our logical basis of thinking.
Logic was the only thing, along with legal philosophy, that I enjoyed studying at university, because they stimulated my thoughts instead of forcing me to memorize 