Renton: Grandpa, I'm sorry. Until now, I think I've been running away.
Axel: Away from what?
Renton: From things that I have to do and things I thought were weighing me down. So I'm gonna stop running away now. I'm gonna stop. I'm not gonna run anymore. I'm gonna go get some training. I wanna train so that some day I can become a mechanic, just like you, Grandpa.
Axel: Good, you've come to your senses. It'll be tough.
Renton: I know, but it's all right. And that's because I'm your grandson.
Axel: (crying) Idiot. It's not nice to make an old man cry. (walks away)
Renton: (with tears in his eyes) Grandpa...