It's wrong to use someone else's things without their permission.
Matt is getting ready to go to work but his is running behind because his roommates had the shower tied up for a long time.
Matt wants to get to work quickly.
Matt calls an Uber to get to work faster than taking the subway.
Matt grabs one of his roommates car keys and takes their car to work instead of riding the bus.
Matt arrives on time to his job.
Matt has the police show up at his work when his roommate calls them saying his car was taken without permission.