For slow breathing a place and time you could use it would be when you are meditating and trying to calm yourself when you are overwhelmed, when you wake up in the morning and look at yourself in the mirror you can point out all of the positive things about yourself that you love.
Dumbfounded means to be left utterly speechless, or to simply be amazed/confused.
They were of wonderful farms where the animals took care of their own affairs and where the humans had been kicked out. had control over themselves and were free from humans
