system
apprehensive: I am not so sure how I feel about buying a used car. I don't know if it will be good  quality.
human
I am not so sure how I feel about buying a used car.
human
Well, if the milleage is not too much and the car is clean go for it
human
Yeah I just don't know enough about cars.
human
I think in situations like this, you can take someone that knows about cars along