It´s so important that we practice emotional first aid! Have you sometimes thought that if we broke a leg we go to a doctor. If we have a problem in teeth, we go to a dentist. So why don’t we see a health professional when we feel emotional pain: guilt, loss, loneliness?
Guy Winch had an excellent lecture about it. And too about important it is to talk with you self in the right way.
This is superb lecture and on same time personally talk of Guy Winch, so I recommend that you have a look.
Here is excellent book after Guy Winch
And it would be great if you leave a comment afterwards about how you like his ideology.