“The reason why we have two ears and only one mouth is that we may listen the more and talk the less.”
“We have two ears and only one tongue in order that we may hear more and speak less.”
“We have two ears and one mouth, so we should listen more than we say.”
“You have two eyes, and two ears, but only one mouth. This is so because you are supposed to look and listen more than you talk.”
“We have two ears and one mouth, therefore we should listen twice as much as we speak.”
“We have two ears and one mouth so that we can listen twice as much as we speak.”