Look, Lennie! This here ain't no setup. I'm scared. You gonna have trouble with that Curley guy. I seen that kind before. He was kinda feelin' you out. He figures he's got you scared and he's gonna take a sock at you the first chance he gets.
"You got your senses in hand enough to listen."
Lennie and George are getting prepared for their job tommorow. George is telling Lennie don't say a word or we could lose our jobs.They are talking about their possible future on a farm and how Lennie wants to keep the dead mouse.
George is worried how Lennie my get socked by Curley. George wants to get out of the place until they have enough money to buy the farm.
Curley is trying to pick a fight with Lennie since Lennie thought something was funny to him. Curley kept punching Lennie until Lennie got a hold of his hand and crushed his hand until it was bleeding