edith: here in berlin, german president frank-walter steinmeier has appealed for dialogue to calm tensionsn society i engaging with each other rather than staying in their social echo chambers. in a christmas message, steinmeier asked people to make up today's germany, that it should not drift apart. reporter: christmas for the german president frank-walter steinmeier is a time to talk to one another. with family, with friends, and also with those who have political leanings other than your own. >> christmas is a time not only for carols, but sometimes also for quarrels. i believe it is good for us to engage in debate. it is good for us to talk to each other. if i had one wish for our country, then it would be let's have more debate. reporter: steinmeier thinks germans are spending less time actually talking to each other and more time in their own social bubbles. >> however, no matter how upset we are about others, or wish they just did not exist, one thing remains true -- we are all part of this country, regardless of our origin, skin color, approach to life, or favorite sports team. rep