“Nice. Wait--- so, does he know? Does he know he's the only person who's ever flipped your pancake?”
“He who knows does not speak; he who speaks does not know.”
“He who speaks does not know; he who knows does not speak”
“He who knows, does not speak. He who speaks, does not know.”
“The person who says he knows what he thinks but cannot express it usually does not know what he thinks.”
“he who is (ever ready to) speak about it does not know it.”