Second, face-to-facecontact allows us to size up others.
第二，面对面的接触让我们能够评估他人。
2
He argues that our evolutionary roots mean we still depend heavily on physical and face-to-facecontactto be able to create ties.
他认为，我们的进化根源意味着，我们仍然极大依赖身体及面对面的接触来建立联系。
3
Face-to-facecontact is by no means the only form of communication and during the last two hundred years the art of mass communication has become one of the dominating factors of contemporary society.