We have two ears and one mouth and we should use them proportionally.
About This Quote
About Susan Cain
Susan Cain was a contemporary American writer. Susan Horowitz Cain is an American writer and lecturer. Read more on Wikipedia →
We have two ears and one mouth and we should use them proportionally.
Susan Cain was a contemporary American writer. Susan Horowitz Cain is an American writer and lecturer. Read more on Wikipedia →