Parent misspoke and instead should have said 'you should be able to communicate effectively without words'. Obviously the fact that we're communicating 100% of

Parent misspoke and instead should have said 'you should be able to communicate effectively without words'. Obviously the fact that we're communicating 100% of our information currently using text shows that the 90% figure is extremely misleading. 90% of our understanding of a person's character or something maybe comes from their physicality.