history: I'm torn up, my dog had to be put down today because of old age. Ruined my day. I'm torn up_comma_ my dog had to be put down today because of old age Oh my Gosh. I am sorry. that can be really tough.
current: Yeah, he was a great dog, but he lived a very good life so that's a positive, I guess.
next: Thats the most important thing. I bet he wants you to move on and be happy.