(...Not wearing a seatbelt is dangerous)
"Come on, you should wear a seatbelt!"
Why wear a seatbelt?
"It's dangerous without one..."
If this bus crashes we'll die anyways
(If this bus crashes you'll have a better chance of survival)
(if this bus crashes I want to be one of the only survivors)
"If this bus crashes I want to be the only one to survive."