“You cannot dispute the ridiculous. You cannot argue reasonably with evil.”
“You cannot love everyone; it is ridiculous to think you can.”
“You cannot argue stupidity, you just have to accept it patiently as one of those things.”
“You cannot reason people out of a position that they did not reason themselves into.”
“Evil influence is like a nicotine patch, you cannot help but absorb what sticks to you.”
“He who cannot put his thoughts on ice should not enter into the heat of dispute.”