The Flash Season 4 Episode 15: "Enter Flashtime" Quotes
So that is what heat feels like!Killer Frost
Jay: When I get back I think I will do nothing but getting rest.
Jay: I have been at this hero game a long time. A long, long time and after today, I'm thinking about trying my hand at something new.
Barry: Like what?
Jay: For starters, training someone to take over.
Cisco: There's another Flash on your Earth?
Jay: There will be. Soon as I'm done training her.
You are my lightning rod, Iris.Barry
Barry: We send the bomb into the Speed Force, we let it detonate in there.
Jay: Like hell, you will!
Barry: What do you mean? Why not?!
Jay: Because Flash, if you do that, we may lose the Speed Force forever!